Warning: The servicing instructions are for use by qualified personnel only. To avoid personal injury, do not perform any servicing unless you are qualified
to do so. Refer to all safety summaries prior to performing service.
Supports Product Firmware V1.0 and above.
Register now!
Click the following link to protect your product.
www.tek.com/register
TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.
Contacting Tektronix
Tektronix, Inc.
14150 SW Karl Braun Drive
P.O. Box 500
Beaverton, OR 97077
USA
For product information, sales, service, and technical support:
•In North America, call 1-800-833-9200.
•Worldwide, visit www.tek.com to find contacts in your area.
Table of Contents
Table of Contents
Important safety information..........................................................................................................................................................5
General safety summary........................................................................................................................................................5
Terms in the manual...............................................................................................................................................................6
Terms on the product............................................................................................................................................................. 7
Symbols on the product......................................................................................................................................................... 7
Analog channel input and vertical specification..................................................................................................................... 8
Serial Trigger specifications.................................................................................................................................................25
Digital acquisition system.....................................................................................................................................................26
Digital volt meter (DVM).......................................................................................................................................................26
Trigger frequency counter....................................................................................................................................................26
Arbitrary function generator................................................................................................................................................. 26
Input/Output port specifications........................................................................................................................................... 29
Data storage specifications..................................................................................................................................................31
Power supply system........................................................................................................................................................... 32
Test records......................................................................................................................................................................... 35
Instrument information, self test record.........................................................................................................................35
Input impedance test record......................................................................................................................................... 35
DC Balance test record.................................................................................................................................................36
DC Gain Accuracy test record...................................................................................................................................... 39
DC Offset Accuracy test record.................................................................................................................................... 46
Analog Bandwidth test record.......................................................................................................................................47
Random Noise, sample acquisition mode test record...................................................................................................50
Random Noise, High Res mode test record................................................................................................................. 57
Check DC balance............................................................................................................................................................... 81
Check DC gain accuracy..................................................................................................................................................... 82
Check DC offset accuracy....................................................................................................................................................84
Check analog bandwidth......................................................................................................................................................86
Check random noise, sample acquisition mode (8 and 6 GHz options).............................................................................. 88
Check random noise, High Res mode................................................................................................................................. 89
Check long term samples rate and delay time accuracy......................................................................................................90
Check digital threshold accuracy......................................................................................................................................... 90
6 Series MSO MSO64 Specifications and Performance Verification3
Table of Contents
Check AUX Out output voltage levels..................................................................................................................................92
Check DVM voltage accuracy (DC)..................................................................................................................................... 93
Check DVM voltage accuracy (AC)..................................................................................................................................... 94
Check trigger frequency accuracy and maximum input frequency...................................................................................... 95
Arbitrary function generator................................................................................................................................................. 95
Check AFG sine and ramp frequency accuracy........................................................................................................... 95
Check AFG square and pulse frequency accuracy.......................................................................................................96
Check AFG signal amplitude accuracy.........................................................................................................................97
Check AFG DC offset accuracy....................................................................................................................................99
6 Series MSO MSO64 Specifications and Performance Verification4
Important safety information
Important safety information
This manual contains information and warnings that must be followed by the user for safe operation and to keep the product in a safe
condition.
General safety summary
Use the product only as specified. Review the following safety precautions to avoid injury and prevent damage to this product or any
products connected to it. Carefully read all instructions. Retain these instructions for future reference.
This product shall be used in accordance with local and national codes.
For correct and safe operation of the product, it is essential that you follow generally accepted safety procedures in addition to the safety
precautions specified in this manual.
The product is designed to be used by trained personnel only.
Only qualified personnel who are aware of the hazards involved should remove the cover for repair, maintenance, or adjustment.
Before use, always check the product with a known source to be sure it is operating correctly.
This product is not intended for detection of hazardous voltages.
Use personal protective equipment to prevent shock and arc blast injury where hazardous live conductors are exposed.
To avoid fire or personal injury
Use proper power cordUse only the power cord specified for this product and certified for the country of use. Do not
use the provided power cord for other products.
Ground the productThis product is grounded through the grounding conductor of the power cord. To avoid
electric shock, the grounding conductor must be connected to earth ground. Before making
connections to the input or output terminals of the product, ensure that the product is properly
grounded. Do not disable the power cord grounding connection.
Power disconnectThe power cord disconnects the product from the power source. See instructions for the
location. Do not position the equipment so that it is difficult to operate the power cord; it must
remain accessible to the user at all times to allow for quick disconnection if needed.
Connect and disconnect properlyDo not connect or disconnect probes or test leads while they are connected to a voltage
source.
Use only insulated voltage probes, test leads, and adapters supplied with the product, or
indicated by Tektronix to be suitable for the product.
Observe all terminal ratingsTo avoid fire or shock hazard, observe all rating and markings on the product. Consult the
product manual for further ratings information before making connections to the product. Do
not exceed the Measurement Category (CAT) rating and voltage or current rating of the lowest
rated individual component of a product, probe, or accessory. Use caution when using 1:1 test
leads because the probe tip voltage is directly transmitted to the product.
Do not apply a potential to any terminal, including the common terminal, that exceeds the
maximum rating of that terminal.
Do not operate without coversDo not operate this product with covers or panels removed, or with the case open. Hazardous
voltage exposure is possible.
Avoid exposed circuitryDo not touch exposed connections and components when power is present.
Do not operate with suspected
failures
If you suspect that there is damage to this product, have it inspected by qualified service
personnel.
6 Series MSO MSO64 Specifications and Performance Verification5
Important safety information
Disable the product if it is damaged. Do not use the product if it is damaged or operates
incorrectly. If in doubt about safety of the product, turn it off and disconnect the power cord.
Clearly mark the product to prevent its further operation.
Before use, inspect voltage probes, test leads, and accessories for mechanical damage and
replace when damaged. Do not use probes or test leads if they are damaged, if there is
exposed metal, or if a wear indicator shows.
Examine the exterior of the product before you use it. Look for cracks or missing pieces.
Use only specified replacement parts.
Do not operate in wet/damp
conditions
Do not operate in an explosive
atmosphere
Keep product surfaces clean and dry Remove the input signals before you clean the product.
Provide proper ventilationRefer to the installation instructions in the manual for details on installing the product so it has
Provide a safe working environmentAlways place the product in a location convenient for viewing the display and indicators.
Be aware that condensation may occur if a unit is moved from a cold to a warm environment.
proper ventilation.
Slots and openings are provided for ventilation and should never be covered or otherwise
obstructed. Do not push objects into any of the openings.
Avoid improper or prolonged use of keyboards, pointers, and button pads. Improper or
prolonged keyboard or pointer use may result in serious injury.
Be sure your work area meets applicable ergonomic standards. Consult with an ergonomics
professional to avoid stress injuries.
Use care when lifting and carrying the product. This product is provided with a handle or
handles for lifting and carrying.
Warning: The product is heavy. To reduce the risk of personal injury or damage to the
device get help when lifting or carrying the product.
Use only the Tektronix rackmount hardware specified for this product.
Probes and test leads
Before connecting probes or test leads, connect the power cord from the power connector to a properly grounded power outlet.
Keep fingers behind the protective barrier, protective finger guard, or tactile indicator on the probes.
Remove all probes, test leads and accessories that are not in use.
Use only correct Measurement Category (CAT), voltage, temperature, altitude, and amperage rated probes, test leads, and adapters for
any measurement.
Terms in the manual
These terms may appear in this manual:
Warning:
CAUTION: Caution statements identify conditions or practices that could result in damage to this product or other property.
Warning statements identify conditions or practices that could result in injury or loss of life.
6 Series MSO MSO64 Specifications and Performance Verification6
Terms on the product
These terms may appear on the product:
•DANGER indicates an injury hazard immediately accessible as you read the marking.
•WARNING indicates an injury hazard not immediately accessible as you read the marking.
•CAUTION indicates a hazard to property including the product.
Symbols on the product
When this symbol is marked on the product, be sure to consult the manual to find out the nature of the potential hazards and
any actions which have to be taken to avoid them. (This symbol may also be used to refer the user to ratings in the manual.)
The following symbols may appear on the product:
Important safety information
6 Series MSO MSO64 Specifications and Performance Verification7
Specifications
Specifications
This chapter contains specifications for the instrument. All specifications are guaranteed unless noted as "typical." Typical specifications
are provided for your convenience but are not guaranteed. Specifications that are marked with the ✓ symbol are checked in this manual.
All specifications apply to all models unless noted otherwise.
To meet specifications, these conditions must first be met:
•The instrument must have been calibrated in an ambient temperature between 18 °C and 28 °C (64 °F and 82 °F).
•The instrument must be powered from a source that meets the specifications.
•The instrument must have been operating continuously for at least 20 minutes within the specified operating temperature range.
•You must perform the Signal Path Compensation procedure after the warmup period. See the online help for instructions on how to
perform signal path compensation. If the ambient temperature changes more than 5 °C (9 °F) , repeat the procedure.
Analog channel input and vertical specification
Number of input channels
MSO644 BNC
Input couplingDC, AC
Input resistance selection1 MΩ or 50 Ω
✓Input impedance 1 MΩ DC coupled 1 MΩ ±1%
Input capacitance 1 MΩ DC coupled,
typical
✓Input impedance 50 Ω, DC coupled 50 Ω ±3%
Input VSWR, 50 Ω DC-coupled, typical
Maximum input voltage, 1 MΩ300 V
Maximum input voltage, 50 Ohm2.3 V
14.5 pF ±1.5 pF
Input frequencyVSWR < 100 mV/divVSWR ≥100 mV/div
<2.5 GHz1.41.2
≤8 GHz1.91.6
at the BNC
RMS
Derate at 20 dB/decade between 4.5 MHz and 45 MHz; derate 14 dB/decade between 45 MHz
and 450 MHz. Above 450 MHz, 5.5 V
Maximum peak input voltage at the BNC: ±425 V
at <100 mV/division, with peaks ≤ ±20 V
RMS
5.5 V
at >100 mV/division, with peaks ≤ ±20 V
RMS
RMS
DC balance✓ 0.1 div with DC-50 Ω oscilloscope input impedance (50 Ω BNC terminated)
✓ 0.2 div at 1 mV/div with DC-50 Ω oscilloscope input impedance (50 Ω BNC terminated)
✓ 0.2 div with DC-1 MΩ oscilloscope input impedance (50 Ω BNC terminated)
Number of digitized bits8 bits at 25 GS/s; 8 GHz on all channels
6 Series MSO MSO64 Specifications and Performance Verification8
12 bits at 12.5 GS/s; 4 GHz on all channels
13 bits at 6.25 GS/s (High Res); 2 GHz on all channels
14 bits at 3.125 GS/s (High Res); 1 GHz on all channels
15 bits at 1.25 GS/s (High Res); 500 MHz on all channels
16 bits at 625 MS/s (High Res); 500 MHz on all channels
For 12-bit mode, there are 4096 DL's 1 (digitizing levels) in a captured waveform. For 8-bit
mode, there are 256 DL's.
In an un-zoomed time-domain waveform plot, the full vertical scale of the plot (in 12-bit mode)
is 4000 DLs ±48 DLs "off-screen" but are still available for measurements, analysis, and
download.
In 8-bit mode, there are 250 DLs displayed. ±3 digitizing levels are "off-screen" but are still
available for measurements, analysis, and download.
Sensitivity range, coarse
1 MΩ500 µV/div to 10 V/div in a 1-2-5 sequence
50 Ω1 mV/div to 1 V/div in a 1-2-5 sequence
Specifications
Sensitivity range, fine
Allows continuous adjustment from:
1 MΩ500 µV/div to 10 V/div
50 Ω1 mV/div to 1 V/div
Sensitivity resolution, fine≤1% of current setting
✓ DC gain accuracy
50 Ohm
±2.0% 2 (±2.0% at 2 mV/div, ±4% at 1 mV/div, typical)
±1.0% 3 of full scale, (±1.0% of full scale at 2 mV/div, ± 2% at 1 mV/div, typical)
1 Meg Ohm
±2.0%2 (±2% at 2 mV/div, ±2.5% at 1 mV/div and 500 μV/div, typical)
±1.0%3 of full scale, (±1.0% of full scale at 2 mV/div, ±1.25% at 1 mV/div and 500 μV/div, typical)
Offset ranges, maximum
Input signal cannot exceed maximum input voltage for the 50 Ω input path.
Volts/div SettingMaximum offset range, 50 Ω Input
1 mV/div - 99 mV/div±1 V
100 mV/div - 1 V/div±10 V
1
DL is the abbreviation for digitization level. A DL is the smallest voltage level change that can be resolved by an A-D Converter. This value is also known as an LSB
(least significant bit).
2
Immediately following SPC, add 2% for every 5 °C change in ambient.
3
Immediately following SPC, add 1% for every 5 °C change in ambient.
6 Series MSO MSO64 Specifications and Performance Verification9
Specifications
Volts/div SettingMaximum offset range, 1 MΩ Input
500 µV/div - 63 mV/div±1 V
64 mV/div - 999 mV/div
1 V/div - 10 V/div±100 V
Position range±5 divisions
Offset accuracy±(0.005 X | offset - position | + DC balance ); Offset, position, and DC Balance in units of Volts
Digital nonlinearityINL @ > 2 mV/div: ±16 DL's (12-bit reference)
INL @ ≤ 2 mV/div: ±20 DL's (12-bit reference)
DNL: ±1.0 DL's (12-bit digitizing scale) when oscilloscope is in Hi-Res mode.
±10 V
Number of waveforms for average
acquisition mode
DC voltage measurement accuracy,
Average acquisition mode
DC voltage measurement accuracy,
Sample acquisition mode, typical
2 to 10,240 Waveforms, default 16 waveforms
Measurement TypeDC Accuracy (In Volts)
Average of ≥16 waveforms
Delta volts between any two averages of
≥16 waveforms acquired with the same
oscilloscope setup and ambient conditions
Measurement TypeDC Accuracy (In Volts)
Any Sample±(DC Gain Accuracy * |reading - (offset -
Delta volts between any two samples
acquired with the same scope setup and
ambient conditions
1M Ohm20 MHz, 200 MHz, 250 MHz, 350 MHz, and Full (500 MHz)
6 Series MSO MSO64 Specifications and Performance Verification10
Specifications
Frequency response tolerance/
flatness, 50 Ohm, all modes, typical
Phase response±2.5 degrees, typical out to 7 GHz.
✓Analog bandwidth 50 Ω DC coupled
Analog bandwidth, 1 MΩ, typical
All model bandwidths except 350
MHz
±0.5 dB from DC to 80% of bandwidth setting
Not valid for bandwidth settings ≤ 250 MHz or while using peak detect or envelope modes.
ModelVolts/Div SettingBandwidth
MSO64 BW-80001 mV/div - 1V/divDC - 8 GHz
MSO64 BW-60001 mV/div - 1V/divDC - 6 GHz
MSO64 BW-40001 mV/div - 1V/divDC - 4 GHz
MSO64 BW-25001 mV/div - 1V/divDC - 2.5 GHz
MSO64 BW-10001 mV/div - 1V/divDC - 1 GHz
The limits stated above are for ambient temperature of ≤ 30 °C and the bandwidth selection set
to FULL. Reduce the upper bandwidth frequency by 1% for each °C above 30 °C.
The limits stated above are for ambient temperature of ≤30 °C and the bandwidth selection set to
FULL. Reduce the upper bandwidth frequency by 1% for each °C above 30 °C.
Volts/Div SettingBandwidth
1 mV/div - 10 V/divDC - 500 MHz
500 µV/div - 995 µV/divDC - 250 MHz
350 MHz models
Analog bandwidth TPP1000 10X
probe
Analog bandwidth, 1 MΩ, 10X probe
(P6139B)
Lower frequency limit, AC coupled,
typical
Volts/Div SettingBandwidth
1 mV/div - 10 V/divDC - 350 MHz
500 µV/div - 995 µV/divDC - 250 MHz
The limits are for ambient temperature of ≤30 °C and the bandwidth selection set to FULL.
Reduce the upper bandwidth frequency by 1% for each °C above 30 °C.
ModelVolts/Div SettingBandwidth
MSO6X, all models5 mV/div - 100 V/divDC - 1 GHz
MSO6X, all models
Volts/Div SettingBandwidth
50 mV/div - 100 V/divDC - 500 MHz
20 mV/div - 49.8 mV/divDC - 350 MHz
10 mV/div - 19.9 mV/divDC - 175 MHz
<10 Hz when AC 1 MΩ coupled. The AC coupled lower frequency limits are reduced by a factor
of 10 (<1 Hz) when 10X passive probes are used.
6 Series MSO MSO64 Specifications and Performance Verification11
Upper frequency limit, 250 MHz bandwidth limited, typical
50 Ω, DC-coupled250 MHz, ± 5%
1 MΩ, DC-coupled250 MHz, ± 25%
Upper frequency limit, 200 MHz bandwidth limited, typical
50 Ω, DC-coupled200 MHz, ± 5%
1 MΩ, DC-coupled200 MHz, ± 5%
Upper frequency limit, 20 MHz bandwidth limited, typical
50 Ω, DC-coupled20 MHz, ± 5%
1 MΩ, DC-coupled20 MHz, ± 25%
Calculated rise timeCalculated Rise Time (10% to 90%) equals 0.4/BW
Model50 ΩTPP1000 Probe
1 mV-1 V5 mV-10 V
MSO6X BW-800050ps400ps
MSO6X BW-600066.67ps400ps
MSO6X BW-4000100ps400ps
MSO6X BW-2500160ps400ps
MSO6X BW-2000200ps400ps
MSO6X BW-1000400ps400ps
Specifications
Peak Detect or Envelope mode pulse
response, typical
Effective bits, 50 Ω, typical
The formula is calculated by measuring -3 dB bandwidth of the oscilloscope. The formula
accounts for the rise time contribution of the oscilloscope independent of the rise time of the
signal source.
Minimum pulse width is >160 ps (25 GS/s)
50 mV/div, 25 GS/s, Sample Mode, 50 Ohm
Freque
ncy
Bandwidth10 MHz 250 MHz1 GHz2 GHz4 GHz7 GHz
8 GHz6.56.56.56.46.46.3
7 GHz6.66.66.66.66.56.4
6 GHz6.86.86.86.76.7NA
5 GHz776.96.96.8NA
4 GHz7.27.27.277NA
3 GHz7.47.47.37.3NANA
2.5 GHz7.67.67.57.4NANA
2 GHz7.77.77.77.5NANA
Table continued…
6 Series MSO MSO64 Specifications and Performance Verification12
Specifications
50 mV/div, 25 GS/s, Sample Mode, 50 Ohm
Freque
ncy
Bandwidth10 MHz 250 MHz1 GHz2 GHz4 GHz7 GHz
1 GHz8.28.28NANANA
500 MHz8.48.4NANANANA
350 MHz8.78.7NANANANA
250 MHz8.89NANANANA
200 MHz7.8NANANANANA
20 MHz7.9NANANANANA
2 mV/div, 25 GS/s, Sample Mode, 50 Ohm
Freque
ncy
Bandwidth10 MHz 250 MHz1 GHz2 GHz4 GHz7 GHz
8 GHz5.15.15.15.15.15.1
7 GHz5.35.35.35.35.35.3
6 GHz5.55.55.55.55.5NA
5 GHz5.655.655.655.655.65NA
4 GHz5.95.95.95.95.9NA
3 GHz6.056.056.056.05NANA
2.5 GHz6.26.26.26.2NANA
2 GHz6.356.356.356.35NANA
1 GHz6.86.86.8NANANA
500 MHz7.27.2NANANANA
350 MHz7.37.3NANANANA
250 MHz7.57.7NANANANA
200 MHz7.3NANANANANA
20 MHz7.6NANANANANA
50 mV/div, 12.5 GS/s, HiRes Mode, 50 Ohm
Frequen
cy
Bandwidth10 MHz250 MHz1 GHz2 GHz4 GHz
4 GHz7.257.257.257.17
3 GHz7.57.57.57.35NA
2.5 GHz7.67.67.67.4NA
2 GHz7.87.87.657.5NA
1 GHz8.28.28NANA
Table continued…
6 Series MSO MSO64 Specifications and Performance Verification13
Specifications
50 mV/div, 12.5 GS/s, HiRes Mode, 50 Ohm
Frequen
cy
Bandwidth10 MHz250 MHz1 GHz2 GHz4 GHz
500 MHz8.58.5NANANA
350 MHz8.88.9NANANA
250 MHz8.99NANANA
200 MHz9NANANANA
20 MHz9.8NANANANA
2 mV/div, 12.5 GS/s, HiRes Mode, 50 Ohm
Frequen
cy
Bandwidth10 MHz250 MHz1 GHz2 GHz4 GHz
4 GHz5.95.95.95.855.8
3 GHz6.16.16.16.1NA
2.5 GHz6.26.26.26.2NA
2 GHz6.356.356.356.35NA
1 GHz6.86.86.8NANA
500 MHz7.27.2NANANA
350 MHz7.47.4NANANA
250 MHz7.57.5NANANA
200 MHz7.75NANANANA
20 MHz8.8NANANANA
Effective bits, 50 Ω
6 Series MSO MSO64 Specifications and Performance Verification14
50 mV/div, 25 GS/s, Sample Mode, 50 Ohm
Freque
ncy
Bandwidth10 MHz 250 MHz1 GHz2 GHz4 GHz7 GHz
8 GHz6.066.066.065.975.975.88
7 GHz6.156.156.156.156.065.97
6 GHz6.326.326.326.236.23NA
5 GHz6.486.486.406.406.32NA
4 GHz6.636.636.636.486.48NA
3 GHz6.776.776.706.70NANA
2.5 GHz6.96.96.846.77NANA
2 GHz6.966.966.966.84NANA
1 GHz7.217.217.12NANANA
Table continued…
Specifications
50 mV/div, 25 GS/s, Sample Mode, 50 Ohm
Freque
ncy
Bandwidth10 MHz 250 MHz1 GHz2 GHz4 GHz7 GHz
500 MHz7.297.29NANANANA
350 MHz7.387.38NANANANA
250 MHz7.417.45NANANANA
200 MHz7.02NANANANANA
20 MHz7.07NANANANANA
2 mV/div, 25 GS/s, Sample Mode, 50 Ohm
Freque
ncy
Bandwidth10 MHz 250 MHz1 GHz2 GHz4 GHz7 GHz
8 GHz4.754.754.754.754.754.75
7 GHz4.954.954.954.954.954.95
6 GHz5.155.155.155.155.15NA
5 GHz5.305.305.305.305.30NA
4 GHz5.555.555.555.555.55NA
3 GHz5.705.705.705.70NANA
2.5 GHz5.855.855.855.85NANA
2 GHz6.006.006.006.00NANA
1 GHz6.456.456.45NANANA
500 MHz6.856.85NANANANA
350 MHz6.956.95NANANANA
250 MHz7.157.35NANANANA
200 MHz6.95NANANANANA
20 MHz7.25NANANANANA
50 mV/div, 12.5 GS/s, HiRes Mode, 50 Ohm
Frequen
cy
Bandwidth10 MHz250 MHz1 GHz2 GHz4 GHz
4 GHz6.906.906.906.656.45
3 GHz7.157.157.157.00NA
2.5 GHz7.257.257.257.05NA
2 GHz7.457.457.307.15NA
1 GHz7.857.857.65NANA
500 MHz8.158.15NANANA
Table continued…
6 Series MSO MSO64 Specifications and Performance Verification15
Record length rangeApplies to analog and digital channels. All acquisition modes are 250 M maximum record
6 Series MSO MSO64 Specifications and Performance Verification20
ModelNumber of
channels in use
MSO64425 GS/s on all channels
(Interpolated HIRes)
length, down to 1 k minimum record length, adjustable in 1 sample increments.
Standard: 62.5 Mpoints
Option 6-RL-1: 125 Mpoints
Option 6-RL-2: 250 Mpoints
Maximum hardware capability
Specifications
Seconds/Division range
Aperture uncertainty (sample jitter)
Model1 K10 K100K1 M 10M62.5 M 125 M 250 M500 M1 G
MSO64
Standard
62.5 M
MSO64
Option 6RL-1 125 M
MSO64
Option 6RL-2 250 M
Option 6RL-3 500
Mpts
Option 6RL-4: 1
Gpts
40 ps 16 s
40 ps 16 s
40 ps 16 s
40 ps 16 s
40 ps 16 s
400 ps 160 s
400 ps 160 s
400 ps 160 s
400 ps 160 s
400 ps 160 s
4 ns - 1000 s2.5 μs
- 1000
s
4 ns - 1000 s2.5 μs
- 1000
s
4 ps - 1000 s2.5 μs
- 1000
s
4 ps - 1000 s2.5 us
- 1000
s
4 ps - 1000 s2.5 us
- 1000
s
N/AN/AN/AN/A
5 μs -
N/AN/AN/A
1000 s
5 μs 1000 s
5 us 1000 s
5 us 1000 s
10 μs 1000 s
10 us 1000 s
10 us 1000 s
N/AN/A
20 us -
N/A
1000 s
20 us 1000 s
40 us 1000 s
Time durationTypical jitter
<1 μs80 fs
<1 ms130 fs
Delta-time measurement accuracy,
nominal
The formulas to calculate the peak-to-peak or rms nominal delta-time
measurement accuracy (DTA) for a given instrument setting and input signal
is as follows (assumes insignificant signal content above Nyquist frequency):
Where:
N = RSS of input-referred noise (V
) and dynamic noise estimate (V
RMS
RMS
SR 1 = Slew Rate (1st Edge) around 1st point in measurement
SR 2 = Slew Rate (2nd Edge) around 2nd point in measurement
Dynamic noise estimate 4=
Tj = aperture uncertainty (sec rms -- 80 fs for short durations)
t p = delta-time measurement duration (sec)
TBA = timebase accuracy or Reference Frequency Error (which is 20 ppb)
)
6 Series MSO MSO64 Specifications and Performance Verification21
Trigger system
Specifications
(Assumes insignificant error due to aliasing or over-drive.)
The term under the square root sign is the stability and is due to TIE (Time Interval Error).
The errors due to this term occur throughout a single-shot measurement. The second term
is due to both the absolute center-frequency accuracy and the center-frequency stability of
the timebase and varies between multiple single-shot measurements over the observation
interval (the amount of time from the first single-shot measurement to the final single-shot
measurement).
Note: The formulas assume negligible errors due to measurement interpolation, and
apply only when the interpolated sample rate is 25 GS/s or higher.
Trigger bandwidth (edge, pulse and
logic), typical
Maximum triggered acquisition rate,
typical
ModelTrigger typeTrigger bandwidth
MSO64 8 GHz
MSO64 8 GHz
MSO64 6 GHz
MSO64 6 GHz
MSO64 4 GHz, 2.5 GHz, 1
GHz:
Analog or digital channels: single channel [Analog or Digital 8-bit channel] on screen,
measurements and math turned off. >40 wfm/sec
FastAcq Update Rate (analog only, peak detect or envelope mode): >460 K/second with one
channel active and >100 K/second with all active.
FastAcq Update Rate (All other acquisition Modes, one analog channel): 18 k/second .
Fast Frame Rate (50-point frames): 664 K/second
Digital channel: >40/second with one channel (8-bits) active. There is no FastAcq for digital
channels, but they do not slow down FastAcq for active analog channels.
Edge8 GHz
Pulse, Logic4 GHz
Edge6 GHz
Pulse, Logic4 GHz
Edge, Pulse, LogicProduct Bandwidth
AUX Trigger skew between
instruments, typical
Edge-type trigger sensitivity, DC
coupled, typical
4
Dynamic noise is noise that appears with a signal applied (such as distortion or interleave errors).
6 Series MSO MSO64 Specifications and Performance Verification22
±100 ps jitter on each instrument with up to 1.5 ns skew; ≤1.5 ns total between instruments.
PathRangeSpecification
1 MΩ path
(all models)
Table continued…
0.5 mV/div to 0.99
mV/div
≥ 1 mV/divThe greater of 5 mV or 0.7 div from DC to lesser of 500
5 mV from DC to instrument bandwidth
MHz or instrument BW, & 6 mV or 0.8 div from > 500
MHz to instrument bandwidth
PathRangeSpecification
50 Ω path1 mV/div to 9.98
3.0 div from DC to instrument bandwidth
mV/div
≥ 10 mV/div< 1.0 division from DC to instrument bandwidth
Line90 V to 264 V line
103.5 V to 126.5 V
voltage at 50 - 60
Hz line frequency
AUX Trigger in250 mVPP, DC to 400`MHz
Specifications
Edge-type trigger sensitivity, not DC
coupled, typical
Trigger CouplingTypical Sensitivity
NOISE REJ2.5 times the DC Coupled limits
HF REJ1.0 times the DC Coupled limits from DC to 50 kHz. Attenuates
LF REJ1.5 times the DC Coupled limits for frequencies above 50 kHz.
Trigger jitter, typical≤ 1.5 ps
≤ 2 ps
≤ 40 ps
≤ 40 ps
Lowest frequency for successful
45 Hz
operation of Set Level to 50%
function, typical
Pulse-type runt trigger sensitivities,
2.0 division at vertical settings ≥5 mV/div.
typical
Pulse-type trigger width and glitch
2.0 divisions at vertical settings ≥5 mV/div.
sensitivities, typical
signals above 50 kHz.
Attenuates signals below 50 kHz.
for sample mode and edge-type trigger
RMS
for edge-type trigger and FastAcq mode
RMS
for non edge-type trigger modes
RMS
for AUX trigger in, Sample acquisition mode, edge trigger (MSO58LP only)
RMS
Logic-type, logic qualified trigger,
2.0 divisions, at vertical settings ≥5 mV/div.
or events-delay sensitivities, DC
coupled, typical
Logic-type triggering, minimum logic
or rearm time, typical
5
For Logic, time between channels refers to the length of time a logic state derived from more than one channel must exist to be recognized. For Events, the time is
the minimum time between a main and delayed event that will be recognized if more than one channel is used.
Triggering typePulse widthRearm timeTime skew needed for
100% and no triggering
Logic40 ps + t
Time qualified logic 80 ps + t
t
is rise time of the instrument.
rise
rise
rise
40 ps + t
80 p + t
rise
rise
>360 ps / <150 ps
>360 ps / <150 ps
5
6 Series MSO MSO64 Specifications and Performance Verification23
Specifications
Minimum clock pulse widths for
setup/hold time violation trigger,
typical
Setup/hold violation trigger, setup
and hold time ranges, typical
Pulse type trigger, minimum pulse,
rearm time, transition time
Minimum pulsewidth, clock active
80 ps + t
t
rise
rise
is rise time of the instrument.
6
Minimum pulsewidth, clock inactive
80 ps +t
rise
7
Setup + Hold must be less than the clock period.
FeatureMinMax
Setup Time0 ns20 s
Hold Time0 ns20 s
Setup + Hold Time80 ps22 s
Input coupling on clock and data channels must be the same.
For Setup Time, positive numbers mean a data transition before the clock.
For Hold Time, positive numbers mean a data transition after the clock edge.
Setup + Hold Time is the algebraic sum of the Setup Time and the Hold Time programmed by
the user.
Pulse classMinimum pulse widthMinimum rearm time
Runt40 ps + t
Time-Qualified Runt40 ps + t
Width40 ps + t
rise
rise
rise
40 ps + t
40 ps + t
40 ps + t
rise
rise
rise
Trigger classMinimum transition timeMinimum rearm time
Rise/Fall Time40 ps + t
rise
For trigger class width, pulse width refers to the width of the pulse being measured. Rearm time
refers to the time between pulses.
For trigger class runt, pulse width refers to the width of the pulse being measured. Rearm time
refers to the time between pulses.
t
is rise time of the instrument.
rise
Time range for glitch, pulse width,
40 ps to 20 s.
timeout, time-qualified runt, or timequalified window triggering
Time accuracy for pulse, glitch,
timeout, or width triggering
Time RangeAccuracy
320 ps to 500 ns±( 40 ps +Time Base Error * Setting).
Table continued…
6
Active pulsewidth is the width of the clock pulse from its active edge (as defined in the Clock Edge menu item) to its inactive edge.
40 ps + t
rise
6 Series MSO MSO64 Specifications and Performance Verification24
Specifications
Time RangeAccuracy
520 ns to 1 s±( 40 ps +Time Base Error * Setting).
B trigger after events, minimum pulse
width and maximum event frequency,
typical
B trigger, minimum time between arm
and trigger, typical
Minimum pulse width: 40 ps + t
Maximum event frequency: Instrument bandwidth.
t
is rise time of the instrument.
rise
80 ps
For trigger after time, this is the time between the end of the time period and the B trigger
event.
For trigger after events, this is the time between the last A trigger event and the first B trigger
event.
B trigger after time, time range40 ps to 20 seconds
This specification applies to logic and pulse thresholds.
Trigger level accuracy, DC coupled,
typical
For signals having rise and fall times ≥10 ns:
SourceRange
Any Input Channel±0.20 div
LineN/A
Trigger holdoff range0 ns to 10 seconds
Serial Trigger specifications
Maximum serial trigger bits128 bits
Optional serial bus interface
triggering
7
Inactive pulsewidth is the width of the pulse from its inactive edge to its active edge.
Please refer to the Serial Triggering and Analysis 3 Series MDO, 4/5/6 Series MSOApplications Datasheet (part number 61W-61101-x), located on the Tektronix Web site, for
information on available serial triggering options and their triggering capabilities.
6 Series MSO MSO64 Specifications and Performance Verification25
Specifications
Digital acquisition system
Digital channel maximum sample rate 25 GS/s
Transition detect (digital peak detect) Displayed data at sample rates less than 25 GS/s (decimated data), that contains multiple
transitions between sample points will be displayed with a bright white colored edge.
De-rated at 0.100%/°C of |reading - offset - position| above 30 °C
Signal ± 5 divisions from screen center
AC:± 3% (40 Hz to 1 kHz) with no harmonic content outside 40 Hz to 1 kHz range
AC, typical: ± 2% (20 Hz to 10 kHz)
For AC measurements, the input channel vertical settings must allow the VPP input signal to cover
between 4 and 10 divisions and must be fully visible on the screen
RMS
+DC, AC
, Trigger frequency count
RMS
Trigger frequency counter
Resolution8-digits
✓Accuracy±(1 count + time base accuracy * input frequency)
The signal must be at least 8 mVpp or 2 div, whichever is greater.
Trigger frequency counter sourceAny analog input channel.
✓ Maximum input frequency10 Hz to maximum bandwidth of the analog channel
The signal must be at least 8 mVpp or 2 div, whichever is greater.
Arbitrary function generator
Modes of operationOff, Continuous, Burst
Function typesArbitrary, sine, square, pulse, ramp, triangle, DC level, Gaussian, Lorentz, exponential rise/fall,
sin(x)/x, random noise, Haversine, Cardiac
Amplitude rangeValues are peak-to-peak voltages
Waveform50 Ω1 MΩ
Arbitrary10 mV to 2.5 V20 mV to 5 V
Sine10 mV to 2.5 V20 mV to 5 V
Table continued…
6 Series MSO MSO64 Specifications and Performance Verification26
Ethernet interfaceAn 8-pin RJ-45 connector that supports 10/100/1000 Mb/s
Video signal outputA 29-pin HDMI connector
Recommended resolution: 1920 x 1080 @ 60 Hz. Note that video out may not be hot
pluggable. HDMI cable may need to be attached before power up for dual display functions to
work depending upon the instrument firmware revision
DVI connectorA 29-pin DVI-I connector; connect to show the oscilloscope display on an external monitor or
projector
Maximum supported resolution, Windows: 1920 x 1200 @ 60 Hz
Maximum supported resolution, Linux: 1920 x 1080 @ 60 Hz
Only a single TMDS link is provided
Analog VGA signaling is not provided
DisplayPort connectorA 20-pin DisplayPort connector; connect to show the oscilloscope display on an external
monitor or projector
Maximum supported resolution, Windows: 2560 x 1440 @ 60Hz
6 Series MSO MSO64 Specifications and Performance Verification29
Specifications
Maximum supported resolution, Linux: 1920 x 1080 @ 60 Hz
DP++ adapter: Maximum supported resolution: 2560 x1440 @ 60 Hz
Simultaneous displaysUp to 3 displays (including the internal display) with a maximum of 1 display per port.
USB interface (Host, Device ports)Front panel USB Host ports: Two USB 2.0 Hi-Speed ports, one USB 3.0 SuperSpeed port
All instruments, Rear panel USB Host ports: Two USB 2.0 Hi-Speed ports, two USB 3.0
SuperSpeed ports
All instruments, Rear panel USB Device port: One USB 3.0 SuperSpeed Device port providing
USBTMC support
Probe compensator signal output
voltage and frequency, typical
Auxiliary output, AUX OUT, Trigger Out, Event, or Reference Clock Out
Selectable outputAcquisition Trigger Out
Acquisition Trigger OutUser selectable transition from HIGH to LOW, or LOW to HIGH, indicates the trigger occurred. The
Acquisition trigger jitter< 50ps standard deviation
Reference Clock OutReference clock output tracks the acquisition system and can be referenced from either the
AFG Trigger OutThe output frequency is dependent on the frequency of the AFG signal as shown in the following
CharacteristicValue
Output VoltageDefault: 0-2.5 V amplitude
Impedance1 kΩ
Frequency1 kHz
Reference Clock Out
AFG Trigger Out
signal returns to its previous state after approximately 100 ns
internal clock reference or the external clock reference
table:
AFG signal frequencyAFT trigger frequency
≤ 4.9 MHzSignal frequency
> 4.9 MHz to 14.7 MHzSignal frequency / 3
> 14.7 MHz to 24.5 MHzSignal frequency / 5
> 24.5 MHz to 34.3 MHzSignal frequency / 7
> 34.3 MHz to 44.1 MHzSignal frequency / 9
> 44.1 MHz to 50 MHzSignal frequency / 11
AUX OUT Output Voltage
6 Series MSO MSO64 Specifications and Performance Verification30
CharacteristicLimits
Vout (HI)≥ 2.5 V open circuit; ≥ 1.0 V into a 50 Ω load to ground
Vout (LO)≤ 0.7 V into a load of ≤ 4 mA; ≤0.25 V into a 50 Ω load to
ground
External reference input
Nominal input frequency10 MHz
Frequency Variation Tolerance
Sensitivity, typicalVin 1.5 V
Maximum input signal7 V
9.99999 MHz to 10.00001 MHz (±1.0 x 10-6)
using a 50 Ω termination
p-p
pp
Impedance745 Ohms ±20% in parallel with 18.5 pf ±20%
No time limit for front panel settings, saved waveforms, setups, product licensing, and
calibration constants.
Real-time clockA programmable clock providing time in years, months, days, hours, minutes, and seconds.
Nonvolatile memory capacity
Instrument S/NA 2 kbit EEPROM on the main board that stores the instrument serial number, instrument start up
count, total uptime and administration passwords.
Companion CvPA pair of 16 Mbit flash memory devices that stores a portion of the Companion FPGA image data.
One device serves as a backup for the other device.
AFG S/NA 2 kbit EEPROM on the AFG riser card that stores a copy of the instrument serial number which is
used to validate the AFG calibration.
Front Panel IDA 64 kbit EEPROM on the LED board that stores the USB vendor ID and device ID for the internal
front panel controller.
BIOSA 128 Mbit flash memory device that stores the firmware image and device configuration for the
host processor and chipset sub-processors. This includes the Basic Input Output System (BIOS),
Management Engine (ME), Embedded Controller (EC) and Network Interface Controller (NIC). The
Ethernet MAC address is stored in this device.
CMOS MemoryThe host processor chipset includes an integrated memory device, powered by the real-time clock
(RTC) battery, which stores BIOS configuration settings. A customer accessible switch disconnects
the RTC battery from the chipset which clears the contents of the integrated CMOS memory
device.
Memory SPDEach SODIMM (memory module) contains a serial presence detect (SPD) memory device
implemented using an unspecified memory technology. Each SPD device contains the parameter
data specific to its memory module. All SPD devices are treated by the instrument as read only.
The size of a given SPD is unspecified. The 4 channel instrument includes 4 SPD devices.
UCD9248The instrument includes 3 UCD9248 power supply controllers. Each controller contains an
unspecified quantity of nonvolatile memory that stores various power supply configuration settings.
PMUA power management unit (PMU) microcontroller is used to manage instrument power supplies
and hardware initialization. The PMU includes 32 KB of nonvolatile memory for storage of its own
binary executable and redundant storage of UCD9248 device settings.
6 Series MSO MSO64 Specifications and Performance Verification31
Specifications
Analog Board ControllerA microcontroller is used to manage analog board operation. The PMU includes 64 KB of
nonvolatile memory for storage of its own binary executable.
Carrier FPGAThe carrier FPGA stores its own configuration in its own internal 0.33 Mbit nonvolatile memory. The
carrier FPGA implements simple "glue logic" for the instrument.
Mass storage device capacity
Linux≥80 GB. Form factor is an 80 mm m.2 card with a SATA-3 interface. Waveforms and setups
are stored on a hard disk drive or solid state drive. Provides storage for saved customer data,
all calibration constants and the Linux operating system. Not customer serviceable. A ~42 GB
partition on the device is available for the storage of saved customer data.
Windows (optional):≥ 480 GB. Form factor is a 2.5-inch SSD with a SATA-3 interface. This drive is customer installable
and provides storage for the Windows operating system option, and saved customer data. Not
available for MSO58LP.
Power supply system
Power
Power consumption400 Watts maximum
Source voltage100 - 240 V ±10% (50 Hz to 60 Hz)
Source frequency50 Hz to 60 Hz ±10%, at 100 - 240 V ±10%
400 Hz at 115 V ±10%
Fuse Rating12.5 A, 250 V
ac
Safety characteristics
Safety certificationUS NRTL Listed - UL61010-1 and UL61010-2-030
Canadian Certification - CAN/CSA-C22.2 No. 61010.1 and CAN/CSA-C22.2 No 61010.2.030
EU Compliance - Low Voltage Directive 2014-35-EU and EN61010-1.
International Compliance - IEC 61010-1 and IEC61010-2-030
Pollution degreePollution degree 2, indoor, dry location use only
Environmental specifications
Temperature
Operating+0 °C to +50 °C (32 °F to 122 °F)
Non-operating-20 °C to +60 °C (-4 °F to 140 °F)
Humidity
Operating5% to 90% relative humidity (% RH) at up to +40 °C
5% to 55% RH above +40 °C up to +50 °C, noncondensing
Non-operating5% to 90% relative humidity (% RH) at up to +60 °C, noncondensing
6 Series MSO MSO64 Specifications and Performance Verification32
Specifications
Altitude
OperatingUp to 3,000 meters (9,843 feet)
Non-operatingUp to 12,000 meters (39,370 feet)
Mechanical specifications
WeightMSO64: 28.4 lbs (12.88 kg)
Dimensions, 6 Series MSOHeight: 12.2 in (309 mm), feet folded in, handle to back
Height: 14.6 in (371 mm) feet folded in, handle up
Width: 17.9 in (454 mm) from handle hub to handle hub
Depth: 8.0 in (205 mm) from back of feet to front of knobs, handle up
Depth: 11.7 in (297.2 mm) feet folded in, handle to the back
CoolingThe clearance requirement for adequate cooling is 2.0 in (50.8 mm) on the right side of the
instrument (when viewed from the front) and on the rear of the instrument
6 Series MSO MSO64 Specifications and Performance Verification33
Performance verification procedures
Performance verification procedures
This chapter contains performance verification procedures for the specifications marked with the symbol. The following equipment, or a
suitable equivalent, is required to complete these procedures.
Required equipment
Required equipmentMinimum requirementsExamples
DC voltage source3 mV to 4 V, ±0.1% accuracyFluke 9500B Oscilloscope Calibrator with a
9530 Output Module
Leveled sine wave generator
Time mark generator
Logic probeLow capacitance digital probe, 8 channels.TLP058 probe
BNC-to-0.1 inch pin adapter to connect the
logic probe to the signal source.
Digital multimeter (DMM)0.1% accuracy or betterTektronix DMM4020
One 50 Ω terminatorImpedance 50 Ω; connectors: female BNC
One 50 Ω BNC cableMale-to-male connectorsTektronix part number 012-0057-01
Optical mouseUSB, PS2Tektronix part number 119-7054-00
RF vector signal generatorMaximum bandwidth of instrumentTektronix TSG4100A
Frequency counterparts per billion accuracyTektronix FCA3000 Timer/Counter/Analyzer
50 kHz to 8 GHz, ±4% amplitude accuracy
80 ms period, ±1.0 x 10-6 accuracy, rise time
<50 ns
BNC-to-0.1 inch pin adapter; female BNC to
2x16 .01 inch pin headers.
input, male BNC output
Tektronix adapter part number 878-1429-00;
to connect the Fluke 9500B to the TLP058
probe.
Tektronix part number 011-0049-02
You might need additional cables and adapters, depending on the actual test equipment you use.
These procedures cover all MSO64 models. Disregard checks that do not apply to the specific model you are testing.
Print the test record on the following pages and use it to record the performance test results for your oscilloscope.
Note: Completion of the performance verification procedure does not update the stored time and date of the latest successful
adjustment. The date and time are updated only when the adjustment procedures in the service manual are successfully
completed.
The performance verification procedures verify the performance of your instrument. They do not adjust your instrument. If your instrument
fails any of the performance verification tests, you should return the instrument to Tektronix for adjustment or repair.
6 Series MSO MSO64 Specifications and Performance Verification34
Trigger frequency accuracy and trigger frequency counter maximum input frequency
All models
Channel 1
HzLow limitTest resultHigh limit
100 Hz99.999999 Hz100.00000 Hz
1 kHz999.99999 Hz1.0000000 KHz
10 kHz9.9999999 KHz10.000000 kHz
100 kHz99.999999 kHz100.00000 kHz
1 MHz999.99999 kHz1.0000000 MHz
10 MHz9.999997 MHz10.000003 MHz
100 MHz99.999999 MHz100.00000 MHz
1 GHz999.99999 MHz1.0000000 GHz
2 GHz1.9999999 GHz2.0000000 GHz
4 GHz3.999999959 GHz4.000000041 GHz
6 GHz5.999999938 GHz6.000000062 GHz
Table continued…
6 Series MSO MSO64 Specifications and Performance Verification76
Trigger frequency accuracy and trigger frequency counter maximum input frequency
8 GHz7.999999918 GHz8.000000082 GHz
Channel 2
HzLow limitTest resultHigh limit
100 Hz99.999999 Hz100.00000 Hz
1 kHz999.99999 Hz1.0000000 KHz
10 kHz9.9999999 KHz10.000000 kHz
100 kHz99.999999 kHz100.00000 kHz
1 MHz999.99999 kHz1.0000000 MHz
10 MHz9.999997 MHz10.000003 MHz
100 MHz99.999999 MHz100.00000 MHz
1 GHz999.99999 MHz1.0000000 GHz
2 GHz1.9999999 GHz2.0000000 GHz
4 GHz3.999999959 GHz4.000000041 GHz
6 GHz5.999999938 GHz6.000000062 GHz
8 GHz7.999999918 GHz8.000000082 GHz
Channel 3
HzLow limitTest resultHigh limit
100 Hz99.999999 Hz100.00000 Hz
1 kHz999.99999 Hz1.0000000 KHz
10 kHz9.9999999 KHz10.000000 kHz
100 kHz99.999999 kHz100.00000 kHz
1 MHz999.99999 kHz1.0000000 MHz
10 MHz9.999997 MHz10.000003 MHz
100 MHz99.999999 MHz100.00000 MHz
1 GHz999.99999 MHz1.0000000 GHz
2 GHz1.9999999 GHz2.0000000 GHz
4 GHz3.999999959 GHz4.000000041 GHz
6 GHz5.999999938 GHz6.000000062 GHz
8 GHz7.999999918 GHz8.000000082 GHz
Channel 4
HzLow limitTest resultHigh limit
100 Hz99.999999 Hz100.00000 Hz
1 kHz999.99999 Hz1.0000000 KHz
10 kHz9.9999999 KHz10.000000 kHz
100 kHz99.999999 kHz100.00000 kHz
1 MHz999.99999 kHz1.0000000 MHz
10 MHz9.999997 MHz10.000003 MHz
Table continued…
Performance verification procedures
6 Series MSO MSO64 Specifications and Performance Verification77
Performance verification procedures
Trigger frequency accuracy and trigger frequency counter maximum input frequency
100 MHz99.999999 MHz100.00000 MHz
1 GHz999.99999 MHz1.0000000 GHz
2 GHz1.9999999 GHz2.0000000 GHz
4 GHz3.999999959 GHz4.000000041 GHz
6 GHz5.999999938 GHz6.000000062 GHz
8 GHz7.999999918 GHz8.000000082 GHz
AFG sine and ramp frequency accuracy
Performance checks
Waveform typeMinimumTest resultMaximum
Sine, 1 MHz0.999950 MHz1.000050 MHz
Ramp, 500 KHz499.975 kHz500.025 kHz
AFG square and pulse frequency accuracy
Performance checks
Waveform typeMinimumTest resultMaximum
Square, 1 MHz0.999950 MHz1.000050 MHz
Pulse, 1 MHz0.999950 MHz1.000050 MHz
AFG signal amplitude accuracy
Performance checks
AmplitudeMinimumTest resultMaximum
30.0 mV
300.0 mV
800.0 mV
1.500 V
2.000 V
2.500 V
PP
PP
PP
PP
PP
PP
28.55 mV
294.5 mV
787.0 mV
1.4765 V
1.9690 V
2.4615 V
PP
PP
PP
PP
PP
PP
31.45 mV
305.5 mV
813.0 mV
1.5235 V
2.0310 V
2.5385 V
PP
PP
PP
PP
PP
PP
6 Series MSO MSO64 Specifications and Performance Verification78
Performance verification procedures
AFG DC offset accuracy
Performance checks
OffsetMinimumTest resultMaximum
1.25 V1.23025 Vdc1.26975 Vdc
0 V- 0.001 Vdc+ 0.001 Vdc
Performance tests
This section contains a collection of manual procedures for checking that the instrument performs as warranted. They check all the
characteristics that are designated as checked in Specifications. (The characteristics that are checked appear with a in Specifications).
Prerequisites
The tests in this section comprise an extensive, valid confirmation of performance and functionality when the following requirements are
met:
•The instrument must be in its normal operating configuration (no covers removed).
•You must have performed and passed the procedures under Self Test. (See Self test on page 79.)
•A signal-path compensation must have been done within the recommended calibration interval and at a temperature within ±5 ºC
(±9 ºF) of the present operating temperature. (If the temperature was within the limits just stated at the time you did the prerequisite
Self Test, consider this prerequisite met). A signal-path compensation must have been done at an ambient humidity within 25% of the
current ambient humidity and after having been at that humidity for at least 4 hours.
•The instrument must have been last adjusted at an ambient temperature between +18 ºC and +28 ºC (+64 ºF and +82 ºF), must
have been operating for a warm-up period of at least 20 minutes, and must be operating at an ambient temperature as listed in the
specifications. The warm-up requirement is usually met in the course of meeting the Self Test prerequisites listed above.
•The instrument must be powered from a source maintaining voltage and frequency within the limits described in the Specifications
section.
•The instrument must be in an environment with temperature, altitude, humidity, and vibration within the operating limits described in the
Specifications section.
Self test
This procedure verifies that the instrument passes the internal diagnostics and performs signal path compensation. No test equipment or
hookups are required.
Equipment requiredPrerequisites
NonePower on the instrument and allow a 20 minute warm-up period
before performing this procedure.
1. Run the System Diagnostics (may take a few minutes):
a. Disconnect all probes and/or cables from the oscilloscope inputs.
b. Tap Utility > Self Test. This displays the Self Test configuration menu.
c. Tap the Run Self Test button.
d. The internal diagnostics perform an exhaustive verification of proper instrument function. This verification may take several
minutes. When the verification is finished, the status of each self test is shown in the menu.
6 Series MSO MSO64 Specifications and Performance Verification79
Performance verification procedures
e. Verify that the status of all tests is Pass.
f. Tap anywhere outside the menu to exit the menu.
2. Run the signal-path compensation routine (may take 5 to 15 minutes per channel):
a. Tap Utility > Calibration. This displays the Calibration configuration menu.
b. Tap the Run SPC button to start the routine.
c. Signal-path compensation may take 5 to 15 minutes to run per channel.
d. Verify that the SPC Status is Passed.
3. Return to regular service: Tap anywhere outside the menu to exit the Calibration menu.
The self test procedures are completed. If any of the above tests failed, run the tests again. If there are still failures, contact Tektronix
Customer Support.
Note: You cannot run the remaining performance tests until the self tests pass and the SPC has successfully run.
Check input impedance
This test checks the input impedance on all channels.
1. Connect the output of the oscilloscope calibrator (for example, Fluke 9500) to the oscilloscope channel 1 input, as shown in the
following illustration.
Warning: Be sure to set the generator to Off or 0 volts before connecting, disconnecting, and/or moving the test hookup
during the performance of this procedure. The generator is capable of providing dangerous voltages.
Note: Impedance measuring equipment that produces a voltage across the channel that exceeds the measurement range
of the instrument may report erroneous impedance results. A measurement voltage exceeds the measurement range of the
instrument when the resulting trace is not visible on the graticule.
2. Set the calibrator to measure 1 MΩ impedance.
3. Tap File > Default Setup.
4. Test 1 MΩ input impedance as follows:
a. Tap the channel 1 button on the Settings bar.
b. Double tap the Ch 1 badge to open its menu.
c. Set Termination to 1 MΩ.
d. Set the Vertical Scale to the value to test in the test record (first value is 10 mV/div).
5. Use the calibrator to measure the input impedance of the oscilloscope and enter the value in the test record.
6. Repeat steps 4.d on page 80 and 5 on page 80 for all vertical scale settings in the test record for the channel.
6 Series MSO MSO64 Specifications and Performance Verification80
Performance verification procedures
7. Test 50 Ω input impedance as follows:
a. Set the calibrator impedance to measure 50 Ω impedance.
b. Double-tap the Ch 1 badge and set Termination to 50 Ω.
c. Repeat steps 4.d on page 80 through 6 on page 80 for all vertical scale settings in the test record for the channel.
8. Repeat the procedures for all remaining channels as follows:
a. Turn the calibrator output Off.
b. Move the calibrator connection to the next channel to test.
c. Double-tap the channel badge of the channel that you have finished testing and set Display to Off.
d. Tap the channel button on the Settings bar of the next channel to test.
e. Starting from step 2 on page 80, repeat the procedures until all channels have been tested.
Check DC balance
This test checks the DC balance. You do not need to connect any test equipment (other than the 50 Ω terminator) to the oscilloscope to
perform this check.
1.Attach a 50 Ω terminator to the oscilloscope channel 1 input.
2.Tap File > Default Setup.
3.Double-tap the Horizontal badge on the Settings bar and set the Horizontal Scale to 1 ms/div.
4.Tap the channel 1 button on the oscilloscope Settings bar to display a channel badge.
5.Double tap the Ch 1 badge to open its menu.
6.Set the Vertical Scale to 1 mV/div.
7.Set the channel 1 Termination to 50 Ω.
8.Tap the Bandwidth Limit field and select 20 MHz.
9.Tap outside the menu to close it.
10. Double-tap the Acquisition badge and set the Acquisition Mode to Average.
11. Set the Number of Waveforms to 16.
12. Tap outside the menu to close it.
13. Double-tap the Trigger badge and set the Source to AC line.
14. Tap outside the menu to close it.
15. Add a Mean amplitude measurement for channel 1 to the Results bar:
a. Tap the Add New... Measure button to open the Add Measurements menu.
b. Set the Source to Ch 1.
6 Series MSO MSO64 Specifications and Performance Verification81
Performance verification procedures
c. In the Amplitude Measurements panel, double-tap the Mean button to add the Mean measurement badge to the Results bar.
16. Tap outside the menu to close it.
17. Double-tap the Mean results badge.
18. Tap Show Statistics in Badge.
19. Tap FILTER/LIMIT RESULTS to open the panel.
20. Tap Limit Measurement Population to toggle it to On.
21. Tap outside the menu to close it.
22. Enter the mean value as the test result in the test record.
23. Repeat steps 6 on page 81 through 22 on page 82 for each vertical scale setting in the test record.
24. Repeat steps 3 on page 81 through 23 on page 82 for each bandwidth setting in the test record table.
25. Repeat the channel tests at 1 MΩ impedance as follows:
a. Double-tap the channel 1 badge.
b. Set the Termination to 1M Ω.
c. Repeat steps 8 on page 81 through 24 on page 82.
26. Repeat the procedure for all remaining channels as follows:
a. Move the 50 Ω terminator to the next channel input to be tested.
b. Double-tap the channel badge of the channel that you have finished testing and set Display to Off.
c. Tap the channel button on the Settings bar of the next channel to test.
d. Starting from step 6 on page 81, repeat the procedures until all channels have been tested. To change the source for the Mean
measurement for each channel test:
i.Double-tap the Mean measurement badge.
ii.Tap the Configure panel.
iii.Tap the Source 1 field and select the next channel to test.
27. Tap outside the menu area to close the configuration menu.
Check DC gain accuracy
This test checks the DC gain accuracy.
1.Connect the oscilloscope to a calibrated DC voltage source. If you are using the Fluke 9500 calibrator, connect the calibrator head to
the oscilloscope channel to test.
Warning:
the performance of this procedure. The generator is capable of providing dangerous voltages.
6 Series MSO MSO64 Specifications and Performance Verification82
Set the generator output to Off or 0 volts before connecting, disconnecting, and/or moving the test hookup during
Performance verification procedures
2.Tap File > Default Setup.
3.Double-tap the Acquisition badge and set Acquisition Mode to Average.
4.Set the Number of Waveforms to 16.
5.Tap outside the menu to close the menu.
6.Double-tap the Trigger badge and set the trigger Source to AC line.
7.Tap outside the menu to close it.
8.Add the Mean measurement to the Results bar:
a. Tap the Add New... Measure button to open the Add Measurements menu.
b. Set the Source to Ch 1.
c. In the Amplitude Measurements panel, double-tap the Mean button to add the Mean measurement badge to the Results bar.
9.Tap outside the menu to close it.
10. Double-tap the Mean results badge.
11. Tap Show Statistics in Badge.
12. Tap FILTER/LIMIT RESULTS to open the panel.
13. Tap Limit Measurement Population to toggle it to On.
14. Tap outside the menu to close it.
15. Tap the channel button of the channel to test, to add the channel badge to the Settings bar.
16. Double tap the channel to test badge to open its menu and set the channel settings:
a. Set Vertical Scale to 1 mV/div.
b. Set Termination to 50 Ω.
c. Tap Bandwidth Limit and set to 20 MHz.
d. Tap outside the menu to close it.
17. Record the negative-measured and positive-measured mean readings in the Expected gain worksheet as follows:
a. On the calibrator, set the DC Voltage Source to the V
value as listed in the 1 mV row of the worksheet.
negative
b. Double-tap the Acquisition badge and tap Clear to reset the measurement statistics.
c. Enter the Mean reading in the worksheet as V
negative-measured
d. On the calibrator, set the DC Voltage Source to V
positive
.
value as listed in the 1 mV row of the worksheet.
e. Double-tap the Acquisition badge (if not open) and tap Clear.
f. Enter the Mean reading in the worksheet as V
positive-measured
.
Table 5: Expected gain worksheet
Oscilloscope
vertical scale
setting
1 mV/div7 mV-3.5 mV+3.5 mV
2 mV/div14 mV-7 mV+7 mV
V
diffExpected
V
negative
V
positive
V
negative-
measured
V
positive-
measured
V
diff
Test result
(Gain
accuracy)
5 mV/div35 mV-17.5 mV+17.5 mV
10 mV/div70 mV-35 mV+35 mV
20 mV/div140 mV-70 mV+70 mV
Table continued…
6 Series MSO MSO64 Specifications and Performance Verification83
Performance verification procedures
Oscilloscope
V
diffExpected
V
negative
vertical scale
setting
50 mV/div350 mV-175 mV+175 mV
100 mV/div700 mV-350 mV+350 mV
200 mV/div1400 mV-700 mV+700 mV
500 mV/div3500 mV-1750 mV+1750 mV
1.0 V/div7000 mV-3500 mV+3500 mV
20 mV/div at
140 mV-70 mV+70 mV
250 MHz
20 mV/div at
140 mV-70 mV+ 70 mV
Full BW
18. Calculate Gain Accuracy as follows:
a. Calculate V
V
= | V
diff
b. Enter V
as follows:
diff
negative-measured
in the worksheet.
diff
- V
positive-measured
c. Calculate Gain Accuracy as follows:
V
positive
V
negative-
measured
V
positive-
measured
V
diff
Test result
(Gain
accuracy)
|
Gain Accuracy = ((V
diff
- V
diffExpected
)/V
diffExpected
) × 100%
d. Enter the Gain Accuracy value in the worksheet and in the test record.
19. Repeat steps 16 on page 83 through 18 on page 84 for all vertical scale settings in the work sheet and the test record.
20. Repeat tests at 1 MΩ impedance as follows:
a. Set the calibrator to 0 volts and 1 MΩ output impedance.
b. Double-tap the badge of the channel being tested.
c. Set the Termination to 1 MΩ
d. Repeat steps 16 on page 83 through 19 on page 84 for all vertical scale settings in the test record.
21. Repeat the procedure for all remaining channels:
a. Set the calibrator to 0 volts and 50 Ω output impedance.
b. Move the calibrator output to the next channel input to be tested.
c. Double-tap the channel badge of the channel that you have finished testing and set Display to Off.
d. Double-tap the Mean measurement badge.
e. Tap the Configure panel.
f. Tap the Source 1 field and select the next channel to test.
g. Starting from step16 on page 83, set the values from the test record for the channel under test, and repeat the above steps until
all channels have been tested.
22. Touch outside a menu to close the menu.
Check DC offset accuracy
This test checks the offset accuracy at 50 Ω and 1 MΩ input impedances.
6 Series MSO MSO64 Specifications and Performance Verification84
Performance verification procedures
1.Connect the oscilloscope to a calibrated DC voltage source. If you are using the Fluke 9500B calibrator as the DC voltage source,
connect the calibrator head to the oscilloscope channel 1.
Warning: Set the generator output to Off or 0 volts before connecting, disconnecting, or moving the test hookup during the
performance of this procedure. The generator is capable of providing dangerous voltages.
2.Tap File > Default Setup.
3.Double-tap the Acquisition badge and set Acquisition Mode to Average.
4.Set the Number of Waveforms to 16.
5.Tap outside the menu to close the menu.
6.Double-tap the Trigger badge and set the trigger Source to AC line.
7.Add the Mean measurement to the Results bar:
a. Tap the Add New... Measure button to open the Add Measurements menu.
b. Set the Source to Ch 1.
c. In the Amplitude Measurements panel, double-tap the Mean button to add the Mean measurement badge to the Results bar.
8.Tap outside the menu to close it.
9.Double-tap the Mean results badge.
10. Tap Show Statistics in Badge.
11. Tap FILTER/LIMIT RESULTS to open the panel.
12. Tap Limit Measurement Population to toggle it to On.
13. Tap outside the menu to close it.
14. Tap the channel button on the Settings bar to add the channel under test to the Settings bar.
15. Double-tap the channel under test badge to open its configuration menu and change the vertical settings:
a. Set Vertical Scale to 1 mV/div.
b. Set Offset to 900 mV.
c. Set Position to 0 by tapping Set to 0.
d. Set Termination to 50 Ω.
e. Tap Bandwidth Limit and set to 20 MHz.
f. Tap outside the menu to close it.
16. Set the calibrator output to +900 mV, as shown in the test record, and turn the calibrator output On.
17. Enter the Mean measurement value in the test record.
18. Double-tap the channel under test badge to open its configuration menu and change the Offset to -900 mV.
19. Set the calibrator output to -900 mV, as shown in the test record.
20. Enter the Mean measurement value in the test record.
6 Series MSO MSO64 Specifications and Performance Verification85
Performance verification procedures
21. Repeat step 15 on page 85 through 20 on page 85, changing the channel vertical settings and the calibrator output as listed in the
test record for the channel under test.
22. Repeat the channel tests at 1 MΩ impedance as follows:
a. Set the calibrator output to Off or 0 volts.
b. Change the calibrator impedance to 1 MΩ and voltage to +900 mV.
c. Turn the calibrator output On.
d. Repeat steps 15 on page 85 through 20 on page 85, changing the channel Termination to 1 MΩ and the vertical Offset value
and the calibrator output as listed in the 1 MΩ test record for the channel under test.
23. Repeat the procedure for all remaining channels as follows:
a. Double-tap the Mean measurement badge.
b. Tap the Configure panel.
c. Tap the Source 1 field and select the next channel to test.
d. Set the calibrator to 0 volts and 50 Ω output impedance.
e. Move the calibrator output to the next channel input to test.
f. Double-tap the channel badge of the channel that you have finished testing and set Display to Off.
g. Tap the channel button on the oscilloscope Settings bar of the next channel to test.
h. Starting from step 14 on page 85 , repeat the procedure until all channels have been tested.
Check analog bandwidth
This test checks the bandwidth at 50 Ω and 1 MΩ terminations for each channel. The typical bandwidth at 1 M Ω termination is checked on
the products as a functional check.
1.Connect the output of the calibrated leveled sine wave generator to the oscilloscope channel 1 input as shown in the following
illustration.
Warning:
performance of this procedure. The generator is capable of providing dangerous voltages.
2.Tap File > Default Setup to reset the instrument and add the channel 1 badge and signal to the display.
3.Add the peak-to-peak measurement as follows:
Set the generator to off or 0 volts before connecting, disconnecting, and/or moving the test hookup during the
a. Tap the Add New. Measure button.
b. Set the Source to the channel under test.
c. In the Amplitude Measurements panel, double-tap the Peak-to-Peak measurement button to add the measurement badge to
the Results bar.
d. Tap outside the menu to close it.
6 Series MSO MSO64 Specifications and Performance Verification86
Performance verification procedures
e. Double-tap the Peak-to-Peak results badge.
f. Tap Show Statistics in Badge.
g. Tap FILTER/LIMIT RESULTS to open the panel.
h. Tap Limit Measurement Population to toggle it to On.
i. Tap outside the menu to close it.
4.Set the channel under test settings:
a. Double-tap the badge of the channel under test to open its configuration menu.
b. Set Vertical Scale to 1 mV/div.
c. Set Termination to 50 Ω.
d. Tap outside the menu to close it.
5.Adjust the leveled sine wave signal source to display a waveform of 8 vertical divisions at the selected vertical scale with a set
frequency of 10 MHz. For example, at 5 mV/div, use a ≥40 mV
signal; at 2 mV/div, use a ≥16 mV
p-p
p-p
signal.
Note: At some V/div settings, the generator may not provide 8 vertical divisions of signal. Set the generator output to obtain
as many vertical divisions of signal as possible.
6.Double-tap the Horizontal badge in the Settings bar.
7.Set the Horizontal Scale to 1 ms/division.
8.Tap outside the menu to close it.
9.Record the Peak-to-Peak measurement in the V
entry of the test record.
in-pp
10. Double-tap the Horizontal badge in the Settings bar.
11. Set the Horizontal Scale to 1 ns/division .
12. Adjust the signal source to the maximum bandwidth frequency for the bandwidth and model being tested.
13. Record the peak-to-peak measurement as follows:
a. Record the Peak-to-Peak measurement at the new frequency in the V
entry of the test record.
bw-pp
14. Use the values of V bw-pp and V in-pp recorded in the test record, and the following equation, to calculate the Gain at bandwidth:
Gain = Vbw-pp / Vin-pp.
To pass the performance measurement test, Gain should be ≥ 0.707. Enter Gain in the test record.
15. Repeat steps 4 on page 87 through 14 on page 87 for all combinations of Vertical Scale settings listed in the test record.
16. Repeat the tests at 1 MΩ impedance as follows:
a. Set the calibrator output to Off or 0 volts.
b. Change the calibrator impedance to 1 MΩ.
c. Double-tap the badge of the channel under test to open its menu.
d. Set the Termination to 1 MΩ.
e. Repeat steps 4 on page 87 through 16 on page 87 , but leave the termination set to 1 MΩ .
17. Repeat the test for all remaining channels as follows:
a. Set the calibrator to 0 volts and 50 Ω output impedance.
b. Move the calibrator output to the next channel input to be tested.
c. Double-tap the channel badge of the channel that you have finished testing and set Display to Off.
d. Tap the channel button on the oscilloscope Settings bar of the next channel to test.
e. Double-tap the Peak-to-Peak measurement badge.
f. Tap the Configure panel.
g. Tap the Source 1 field and select the next channel to test.
6 Series MSO MSO64 Specifications and Performance Verification87
Performance verification procedures
h. Starting from step 4 on page 87, repeat the procedure until all channels have been tested.
Check random noise, sample acquisition mode (8 and 6 GHz options)
This test checks random noise at 50 Ω for each channel in Sample acquisition mode. You do not need to connect any test equipment to the
oscilloscope for this test.
1.Disconnect everything from the oscilloscope inputs.
2.Tap File > Default Setup.
3.Add the AC RMS measurement:
a. Tap the Add New... Measure button.
b. Set the Source to the channel being tested.
c. In the Amplitude Measurements panel, double-tap the AC RMS measurement button to add the measurement badge to the
Results bar.
d. Tap outside the menu to close it.
e. Double-tap the AC RMS measurement badge and tap Show Statistics in Badge to display statistics in the measurement badge.
f. Tap the Filter / Limit Results panel.
g. Turn on Limit Measurement Population.
h. Set the limit to 100.
i. Tap outside the menu to close it.
4.Set up the Horizontal mode:
a. Double-tap the Horizontal setting badge.
b. Set Horizontal Mode to Manual.
c. Set the Sample Rate to 25 GS/s.
d. Set the Record Length to 2 Mpts.
e. Tap outside the menu to close it.
5.Double-tap the Channel badge of the channel being tested.
6.Set the Vertical Scale value to 1 mV.
7.Check 50 Ω termination as follows:
a. In the Channel badge, set Termination to 50 Ω.
b. Tap the Bandwidth Limit field and select the highest frequency listed.
c. Set the channel vertical Position value to 340 mdivs.
d. Once the measurement count (N) in the measurement badge reaches 100, record the AC RMS Mean value (the µ readout).
e. Set the channel vertical Position value to 360 mdivs.
f. Once the measurement count (N) in the measurement badge reaches 100, record the AC RMS Mean value (the µ readout).
g. Average the two values and record the result in the 1 mV/div row of the 50 Ω column of the Test Result record.
8.Repeat step 7 on page 88 for all frequencies above 4 GHz
9.Repeat the 50 Ω test at all V/div settings for the current channel:
a. In the Channel badge, set the Vertical Scale setting to the next value in the test record (2`mV, 5`mV, and so on, up to 1`V/div).
b. Repeat steps 7 on page 88 through 8 on page 88.
10. Repeat all tests for the remaining input channels:
a. Double-tap the AC RMS measurement badge.
b. Tap the Configure panel.
c. Tap the Source 1 field and select the next channel to test.
6 Series MSO MSO64 Specifications and Performance Verification88
Performance verification procedures
d. Double-tap the channel badge of the channel that you have finished testing and set Display to Off.
e. Tap the channel button on the oscilloscope Settings bar of the next channel to test.
f. Double-tap the channel badge for the channel being tested.
g. Starting at step 6 on page 88, repeat these procedures for each input channel.
Check random noise, High Res mode
This test checks random noise at 1 M Ω and 50 Ω for each channel in High Res acquisition mode. You do not need to connect any test
equipment to the oscilloscope for this test.
1.Disconnect everything from the oscilloscope inputs.
2.Tap File > Default Setup.
3.Double-tap the Acquisition badge and set Acquisition Mode to High Res.
4.Add the AC RMS measurement:
a. Tap the Add New... Measure button to open the Add Measurements menu.
b. Set the Source to the channel being tested.
c. In the Amplitude Measurements panel, double-tap the AC RMS button to add the measurement badge to the Results bar.
d. Tap outside the menu to close it.
e. Double-tap the AC RMS measurement badge and tap Show Statistics in Badge to display statistics in the measurement badge.
f. Tap the Filter/Limit Results panel.
g. Turn on Limit Measurement Population.
h. Set the limit to 100.
i. Tap outside the menu to close it.
5.Set up the Horizontal mode:
a. Double-tap the Horizontal setting badge.
b. Set Horizontal Mode to Manual.
c. Set the Sample rate to 12.5 GS/s.
d. Set the Record Length to 2 Mpts.
e. Tap outside the menu to close it.
6.Check 1 M Ω termination as follows:
a. Double-tap the Channel badge of the channel being tested.
b. Set the Vertical Scale value to 1 mV.
c. Set Termination to 1 M Ω.
d. Tap the Bandwidth Limit field and select the highest frequency listed.
e. Set the channel Position value to 340 mdivs.
f. Once the measurement count (N) in the measurement badge reaches 100, record the AC RMS Mean value (the µ readout).
g. Set the channel Position value to -340 mdivs.
h. Once the measurement count (N) in the measurement badge reaches 100, record the AC RMS Mean value (the µ readout).
i. Average the two values and record the result in the 1 mV/div row of the 1 MΩ column of the random noise, High Res mode Test
Result record.
7.Repeat step 6 on page 89 for all frequencies below 500`MHz
8.Check 50 Ω termination as follows:
a. In the Channel badge, set Termination to 50 Ω.
b. Tap the Bandwidth Limit field and select 4`GHz or the highest frequency listed.
6 Series MSO MSO64 Specifications and Performance Verification89
Performance verification procedures
c. Set the channel Position value to 340 mdivs.
d. Once the measurement count (N) in the measurement badge reaches 100, record the AC RMS Mean value (the µ readout).
e. Set the channel Position value to -340 mdivs.
f. Once the measurement count (N) in the measurement badge reaches 100, record the AC RMS Mean value (the µ readout).
g. Average the two values and record the result in the 1 mV/div row of the 50 Ω column of the random noise, High Res mode Test
Result record.
9.Repeat step 8 on page 89 for all frequencies below 4`GHz.
10. Repeat 1 MΩ and 50 Ω tests at all V/div settings for the current channel:
a. In the Channel badge, set the Vertical Scale setting to the next value in the test record (2`mV, 5`mV, and so on, up to 1`V/div).
b. Repeat steps 6 on page 89 through 9 on page 90.
11. Repeat all tests for the remaining input channels:
a. Double-tap the AC RMS measurement badge.
b. Tap the Configure panel.
c. Tap the Source 1 field and select the next channel to test.
d. Double-tap the channel badge of the channel that you have finished testing and set Display to Off.
e. Tap the channel button on the oscilloscope Settings bar of the next channel to test.
f. Double-tap the channel badge for the channel being tested.
g. Starting at step 6 on page 89, repeat these procedures for each input channel.
Check long term samples rate and delay time accuracy
This test checks the sample rate and delay time accuracy (time base).
1. Connect a 50 Ω cable from the Aux Out connector to the frequency counter input as shown in the following figure.
2. Tap File > Default Setup.
3. Tap Utility > I/O.
4. Tap AUX OUT to open its configuration menu.
5. Tap Reference Clock to send the clock to the Aux Out connector.
6. Check the reading on the frequency counter. Enter the value in the Test record.
Check digital threshold accuracy
This test checks the threshold accuracy of the logic probe digital channels D0-D7 at 0 V and 25 °C, for all oscilloscope input channels.
Threshold Accuracy is a function of the logic probe only. It is a typical specification. The Threshold Accuracy test checks the
Note:
typical logic probe performance, and may be considered a functional check of the oscilloscope digital input.
6 Series MSO MSO64 Specifications and Performance Verification90
1.Connect the TLP058 digital probe to channel 1.
Performance verification procedures
2.Connect the DC voltage source to digital channel D0.
Warning: Set the generator output to Off or 0 volts before connecting, disconnecting, or moving the test hookup during the
performance of this procedure. The generator is capable of providing dangerous voltages.
If you are using the Fluke 9500 calibrator as the DC voltage source, connect the calibrator head to the digital channel D0, using the
BNC-to-0.1 inch pin adapter listed in the Required equipment table. Be sure to connect channel D0 to both the corresponding signal
pin and to a ground pin on the adapter.
3.Tap File > Default Setup. This resets the instrument and adds the channel 1 badge and signal to the display.
4.Display the digital channels and set the thresholds as follows:
a. Double-tap the badge of the channel under test on the Settings bar.
b. Double-tap the Threshold field at the bottom of the menu and set the value to 0 V.
c. Tap Set All Thresholds. All thresholds are now set for the 0 V threshold check.
d. Tap outside the menu to close it.
5.Double-tap the Horizontal badge in the Settings bar.
6.Set the Horizontal Scale to 10 ns/div.
7.Tap outside the menu to close it.
8.Set the calibrator DC voltage output (Vs) to -400 mV.
9.Wait 1 second. Verify that the logic level is low on D0.
10. Increment Vs by +10 mV. Wait 1 second and check the logic level of the channel D0 signal display.
If the signal level is a logic low or is alternating between high and low, continue to increment Vs by +10 mV, wait 1 second, and check
the logic level until the logic state is a steady high.
11. Record this Vs value as Vs- for D0 of the test record.
12. Double-tap the Trigger badge and set the Slope to Falling edge.
13. Set the DC voltage source (Vs) to +400 mV.
14. Wait 1 second. Verify that the logic level is high.
15. Decrement Vs by -10 mV. Wait 1 second and check the logic level of the channel D0 signal display.
6 Series MSO MSO64 Specifications and Performance Verification91
Performance verification procedures
If the signal level is a logic high or is alternating between high and low, continue to decrement Vs by -10 mV, wait 1 second, and
check the logic level until the logic state is a steady low.
16. Record this Vs value as Vs+ for D0 of the test record.
17. Find the average using this formula: V
18. Record the average as the test result for D0 in the test record. The test result should be between the low and high limits.
19. Repeat the procedure for all remaining digital channels as follows:
a. Connect the next digital channel to be tested (D1, D2, and so on) to the DC voltage source.
b. Repeat steps 8 on page 91 through 19 on page 92, until all digital channels have been tested for this input channel.
20. Repeat the procedure for all remaining input channels as follows:
a. Move the TLP058 digital probe from channel 1 to channel 2.
b. Set the generator output to 0 volts and Off.
c. Repeat steps starting at 2 on page 91 for the channel being tested (channel 2, channel 3, and so on).
= (Vs- + Vs+)/2.
sAvg
Check AUX Out output voltage levels
This test checks the output voltage levels from the AUX Out connector.
1.Use a 50 Ω cable to connect the AUX Out signal from the rear of the instrument to the channel 1 input of the same instrument, as
shown in the following illustration.
2.Tap File > Default Setup. This resets the instrument and adds the channel 1 badge and signal to the display.
3.Double-tap the badge of the channel 1 badge to open its configuration menu.
4.Set the Vertical Scale to 1 V/div.
5.Tap outside the menu to close it.
6.Double-tap the Horizontal badge in the Settings bar.
7.Set the Horizontal Scale to 400 ns/div.
8.Tap outside the menu to close it.
9.Record the Maximum and Minimum measurements at 1 MΩ termination as follows:
a. Tap the Add New... Measure button.
b. In the Amplitude Measurements panel, set the Source to Ch 1.
c. Double-tap the Maximum button to add the measurement badge to the Results bar.
d. Double-tap the Minimum button to add the measurement badge to the Results bar.
e. Tap outside the menu to close it.
f. Double-tap the Maximum results badge.
6 Series MSO MSO64 Specifications and Performance Verification92
g. Tap Show Statistics in Badge.
h. Tap FILTER/LIMIT RESULTS to open the panel.
i. Tap Limit Measurement Population to toggle it to On.
j. Tap outside the menu to close it.
k. Double-tap the Minimum results badge.
l. Tap Show Statistics in Badge.
m. Tap FILTER/LIMIT RESULTS to open the panel.
n. Tap Limit Measurement Population to toggle it to On.
o. Tap outside the menu to close it.
p. Enter the Maximum and Minimum measurement readings in the 1 MΩ row of the test record.
10. Record the Maximum and Minimum measurements at 50 Ω termination as follows:
a. Double-tap the Ch 1 badge to open its configuration menu.
b. Set Termination to 50 Ω.
c. Tap outside the menu to close it.
d. Enter the Maximum and Minimum measurement readings in the 50 Ω row of the test record.
Check DVM voltage accuracy (DC)
Performance verification procedures
This test checks the DC voltage accuracy of the Digital Volt Meter (DVM) option. The DVM option is available for free when you register the
instrument at tek.com.
Procedure
1.Connect the oscilloscope to a DC voltage source to run this test. If using the Fluke 9500 calibrator as the DC voltage source, connect
the calibrator head to the oscilloscope channel to test.
Warning:
performance of this procedure. The generator is capable of providing dangerous voltages.
2.Set the calibrator impedance to 1 MΩ.
3.Tap File > Default Setup. This resets the instrument and adds the channel 1 badge and signal to the display.
4.Set the channel settings:
a) Double tap the badge of the channel under test to open its menu.
b) Check that Position is set to 0 divs. If not, set the position to 0 divisions.
c) Confirm that Termination is set to 1 MΩ.
d) Set the Bandwidth Limit to 20 MHz.
Set the generator output to Off or 0 volts before connecting, disconnecting, or moving the test hookup during the
6 Series MSO MSO64 Specifications and Performance Verification93
Performance verification procedures
5.Set the calibrator impedance to 1 MΩ.
6.Double-tap the Horizontal badge and set Horizontal Scale to 1 ms/div.
7.Tap outside the menu to close it.
8.Double-tap the Acquisition badge and set the Acquisition Mode to Average.
9.Verify or set the Number of Waveforms to 16.
10. Tap outside the menu to close it.
11. Double-tap the Trigger badge and set the Source to AC Line.
12. Tap outside the menu to close it.
13. Tap the DVM button to add the DVM badge to the Results bar.
14. In the DVM menu, set Source to the channel to be tested.
15. Set Mode to DC.
16. Tap outside the menu to close it.
17. Set the calibrator to the input voltage shown in the test record (for example, –5 V for a 1V/div setting).
18. In the channel under test menu, set the Offset value to that shown in the test record (for example, –5 V for –5 V input and 1 V/div
setting).
19. Set the Vertical Scale field to match the value in the test record (for example, 1 V/div).
20. Enter the measured value on the DVM badge into the DVM Voltage Accuracy Tests record.
21. Repeat the procedure (steps 17 on page 94, 18 on page 94, 19 on page 94 and 20 on page 94) for each volts/division setting shown
in the test record.
22. Repeat all steps, starting with step 4 on page 93, for each oscilloscope channel to check. To set the next channel to test:
a) Double tap the badge of the channel under test to open its menu.
b) Set Display to Off.
c) Tap the channel button in the Settings bar of the next channel to test to add that channel badge and signal to the display.
Check DVM voltage accuracy (AC)
This test checks the AC voltage accuracy of the Digital Volt Meter (DVM) option. The DVM option is available for free when you register the
instrument at tek.com.
Procedure
1.Connect the output of the leveled square wave generator (for example, Fluke 9500) to the oscilloscope channel 1 input.
Warning:
performance of this procedure. The generator is capable of providing dangerous voltages.
2.Set the generator to 50 Ω output impedance (50 Ω source impedance).
3.Set the generator to produce a square wave of the amplitude and frequency listed in the test record (for example, 20 mVpp at 1 kHz).
4.Tap File > Default Setup to reset the instrument and add the channel 1 badge and signal to the display.
5.Tap the DVM button to add the DVM badge to the Results bar.
6.Set the DVM Mode to AC RMS.
7.In the DVM menu, set Source to the channel to be tested.
8.Double-tap the channel badge of the channel being tested to open its configuration menu.
9.Set Termination to 50 Ω.
10. Use the Vertical Scale controls to set the signal height so that the signal covers between 4 and 8 vertical divisions on the screen.
11. Enter the DVM measured value in the test record.
12. Repeat steps 10 on page 94 and 11 on page 94 for each voltage and frequency combination shown in the record.
13. Repeat all steps to test all remaining oscilloscope channels. To set the next channel to test:
Set the generator output to Off or 0 volts before connecting, disconnecting, or moving the test hookup during the
6 Series MSO MSO64 Specifications and Performance Verification94
Performance verification procedures
a) Double tap the badge of the channel under test to open its menu.
b) Set Display to Off.
c) Tap the channel button in the Settings bar of the next channel to test to add that channel badge and signal to the display.
Check trigger frequency accuracy and maximum input frequency
This test checks trigger frequency counter accuracy. The trigger frequency counter is part of the free DVM and trigger frequency option that
is available when you register the instrument at tek.com.
Procedure
1.Tap File > Default Setup to reset the instrument and add the channel 1 badge and signal to the display.
2.Connect the 10 MHz Reference out from the time mark generator to the Ref In connector on the back of the oscilloscope.
3.Connect the output of the time mark generator to the oscilloscope channel input being tested using a 50 Ω cable.
Set the time mark generator to a 50 Ω source and a fast rising edge waveform (≥ 3 mV/ns).
4.Set the time mark generator frequency to the first value shown in the test record, starting at 100 Hz.
5.Set the mark amplitude to 1 V pp, which makes a 2 divisions high waveform.
6.Double-tap the channel badge being tested (starting with channel 1) and set Termination to 50 Ω.
7.Set the channel Vertical Scale to 500 mV/div.
8.Tap outside the menu to close it.
9.Double-tap the Acquisition badge and set the Timebase Reference Source to External (±2 ppm) .
10. Tap outside the menu to close it.
11. Double-tap the Horizontal badge and use the Horizontal Scale controls to display at least 2 cycles of the waveform.
12. Tap outside the menu to close it.
13. Double-tap the Trigger badge to open its menu.
a) Set the Source field to the input channel being tested.
b) Tap the Set to 50% button to obtain a stable display.
c) Tap the Mode & Holdoff panel to open the Mode & Holdoff configuration menu.
d) In the Mode & Hold Off menu, set the Trigger Frequency Counter to On. The trigger frequency readout is at the bottom of the
Trigger badge.
e) Tap outside the menu to close it.
14. Double-tap the channel badge being tested (starting with channel 1) and use the Position controls to vertically center the time mark
in the waveform graticule.
15. Enter the value of the trigger frequency (F readout in the Trigger badge) in the test record for that frequency.
16. Repeat this procedure for each frequency setting shown in the record. Make sure to adjust the Horizontal scale after each calibrator
frequency change to show at least two cycles of the waveform on the screen.
17. Repeat all these steps to test each oscilloscope channel.
Arbitrary function generator
Check AFG sine and ramp frequency accuracy
This test verifies the frequency accuracy of the arbitrary function generator. All output frequencies are derived from a single internally
generated frequency. Only one frequency point of channel 1 is required to be checked.
1. Connect a 50 Ω cable from the AFG Out connector to the frequency counter input as shown in the following figure.
6 Series MSO MSO64 Specifications and Performance Verification95
Figure 1: Frequency/period test
2. Tap File > Default Setup to set the instrument to the factory default settings.
3. Tap the AFG button to open the AFG menu.
4. Set the arbitrary function generator output as follows:
Select menuSetting
OutputOn
Waveform TypeSine
Frequency1.000000 MHz
Amplitude1.00 V
PP
5. Turn on the frequency counter:
Performance verification procedures
a. Double-tap the Trigger badge to open its menu.
b. Set the Source field to the input channel being tested.
c. Tap the Set to 50% button to obtain a stable display.
d. Tap the Mode & Holdoff panel to open the Mode & Holdoff configuration menu
e. In the Mode & Hold Off menu, set the Trigger Frequency Counter to On. The trigger frequency readout is at the bottom of the
Trigger badge.
f. Tap outside the menu to close it.
6. Check that the reading of the frequency counter is between 0.999950 MHz and 1.000050 MHz. Enter the value in the Test record.
7. Set the arbitrary function generator output as follows:
Select menuSetting
Waveform TypeRamp
Frequency500 kHz
8. Check that reading of the frequency counter is between 499.975 kHz and 500.025 kHz. Enter the value in the Test record.
Check AFG square and pulse frequency accuracy
This test verifies the frequency accuracy of the arbitrary function generator. All output frequencies are derived from a single internally
generated frequency. Only one frequency point of channel 1 is required to be checked.
1. Connect the arbitrary function generator to the frequency counter as shown in the following figure.
6 Series MSO MSO64 Specifications and Performance Verification96
Figure 2: Frequency/period test
2. Tap File > Default Setup to set the instrument to the factory default settings.
3. Tap the AFG button to open the AFG menu.
4. Set the arbitrary function generator as follows:
Select menuSetting
Waveform TypeSquare
Frequency1.000000 MHz
Amplitude1.00 V
PP
OutputOn
Performance verification procedures
5. Turn on the frequency counter:
a. Double-tap the Trigger badge to open its menu.
b. Set the Source field to the input channel being tested.
c. Tap the Set to 50% button to obtain a stable display.
d. Tap the Mode & Holdoff panel to open the Mode & Holdoff configuration menu
e. In the Mode & Hold Off menu, set the Trigger Frequency Counter to On. The trigger frequency readout is at the bottom of the
Trigger badge.
f. Tap outside the menu to close it.
6. Check that the frequency counter readout is between 0.999950 MHz and 1.00005 MHz. Enter the value in the Test record.
7. Set up the arbitrary function generator as follows:
Select menuSetting
Waveform TypePulse
8. Check that reading of the frequency counter is between 0.999950 MHz and 1.000050 MHz. Enter the value in the Test record.
Check AFG signal amplitude accuracy
This test verifies the amplitude accuracy of the arbitrary function generator. All output amplitudes are derived from a combination of
attenuators and 3 dB variable gain. Some amplitude points are checked. This test uses a 50 Ω terminator. It is necessary to know the
accuracy of the 50 Ω terminator in advance of this amplitude test. This accuracy is used as a calibration factor.
1. Connect the 50 Ω terminator to the DMM as shown in the following figure and measure the resistance value.
6 Series MSO MSO64 Specifications and Performance Verification97
Performance verification procedures
Figure 3: 50 Ω terminator accuracy
2. Calculate the 50 Ω calibration factor (CF) from the reading value and record as follows:
For a measurement of 50.50 Ω, CF = 1.414 ( 50 / 50.50 + 1) = 2.814.
For a measurement of 49.62 Ω, CF = 1.414 ( 50 / 49.62 + 1) = 2.839.
3. Connect the arbitrary function generator output to the DMM as shown in the following figure. Be sure to connect the 50 Ω terminator to
the AFG Out connector.
Figure 4: Amplitude test
4. Tap the AFG button and set up the arbitrary function generator output as follows:
Select menuSetting
Waveform TypeSine
Frequency1.000000 kHz
Amplitude30 mV
PP
Load Impedance50 Ω
OutputOn
5. Measure the AC RMS voltage readout on the DMM.
6. Multiply the DMM voltage by the calculated CF to get the corrected peak to peak voltage. Enter the resulting value in the Measurement
field in the following table.
7. Change the AFG output amplitude to the next value in the table.
6 Series MSO MSO64 Specifications and Performance Verification98
Performance verification procedures
8. Repeat steps 5 on page 98 through 7 on page 98 for each amplitude value. Check that the peak to peak voltages are within the limits
in the table below. Enter the values in the test record.
Waveform TypeFrequencyAmplitudeMeasurementRange
Sine1.000 kHz30.0 mV
Sine1.000 kHz300.0 mV
Sine1.000 kHz800.0 mV
Sine1.000 kHz1.500 V
Sine1.000 kHz2.000 V
Sine1.000 kHz2.500 V
PP
PP
PP
PP
PP
PP
28.55 mVPP - 31.45
mV
PP
294.5 mVPP - 305.5
mV
PP
787.0 mVPP - 813.0
mV
PP
1.4765 VPP - 1.5235 V
1.969 VPP - 2.031 V
PP
2.4615 VPP - 2.5385 V
Check AFG DC offset accuracy
This test verifies the DC offset accuracy of the arbitrary function generator. This test uses a 50 Ω terminator. It is necessary to know the
accuracy of the 50 Ω terminator in advance of this test. This accuracy is used as a calibration factor.
PP
PP
1. Connect the 50 Ω terminator to the DMM as shown in the following figure and measure the resistance value.
Figure 5: 50 Ω terminator accuracy
2. Calculate the 50 Ω calibration factor (CF) from the reading value and record as follows:
•For a measurement of 50.50 Ω, CF = 0.5 ( 50 / 50.50 + 1) = 0.9951.
•For a measurement of 49.62 Ω, CF = 0.5 ( 50 / 49.62 + 1) = 1.0038.
3. Connect the arbitrary function generator output to the DMM as shown in the following figure. Be sure to connect the 50 Ω terminator to
the arbitrary function generator AFG Output connector.
Calculated CF
6 Series MSO MSO64 Specifications and Performance Verification99
Performance verification procedures
Figure 6: DC offset tests
4. Tap the AFG button and set up the arbitrary function generator as follows:
Select menuSetting
Waveform TypeDC
Offset+ 1.25 V
OutputOn
5. Measure the voltage readout on the DMM.
6. Multiply the DMM voltage by the calculated CF to get the corrected offset voltage. Enter the resulting value in the Measurement field in
the following table.
FunctionOffsetMeasurementRange
DC+ 1.25 VdcVdc1.23025 Vdc to 1.26975 Vdc
DC0.000 VdcVdc- 0.001 Vdc to + 0.001 Vdc
DC- 1.25 VdcVdc-1.26975 Vdc to -1.23025 Vdc
7. Change the AFG output amplitude to the next value in the table, measure the voltage readout on the DMM, multiply the DMM readout
by the calculated CF to get the corrected offset voltage, and enter the resulting value in the Measurement field in the table.
8. Verify that the corrected offset measurements are within the range.
6 Series MSO MSO64 Specifications and Performance Verification100
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