Atec MS2721B User Manual

Technical Data Sheet

™

Spectrum Master

High Performance Handheld
Spectrum Analyzer

MS2721B

9 kHz to 7.1 GHz

Introduction

Anritsu’s high performance handheld spectrum analyzer provides the wireless professional the performance needed for the
most demanding measurements in harsh RF and physical environments. Whether it is for spectrum monitoring, broadcast
proofing, interference analysis, RF and microwave measurements, regulatory compliance, or Wi-Fi and wireless network
measurements, the Spectrum Master is the ideal instrument to making fast and reliable measurements.

Spectrum and Interference Analyzer Highlights

Measure: Occupied Bandwidth, Channel Power, ACPR, C/I•

Interference Analyzer: Spectrogram, Signal Strength, RSSI•

Dynamic Range: > 101 dB in 1 Hz RBW•

DANL: –163 dBm in 1 Hz RBW•

Phase Noise: –95 dBc/Hz @ 10 kHz offset at 1 GHz•

Frequency Accuracy: < ± 25 ppb with GPS On•

1 Hz to 3 MHz Resolution Bandwidth (RBW)•

Traces: Normal, Max Hold, Min Hold, Average, # of Averages•

Detectors: Peak, Negative, Sample, Quasi-peak, and true RMS•

Markers: 6, each with a Delta Marker, or 1 Reference with 6 Deltas•

Limit Lines: up to 40 segments with one-button envelope creation•

Trace Save-on-Event: crossing limit line or sweep complete•

Capabilities and Functional Highlights

LTE, GSM/EDGE•

W-CDMA/HSDPA•

TD-SCDMA/HSDPA•

CDMA, EV-DO•

WiMAX - Fixed, Mobile•

DVB-T/H, SFN, BER•

ISDB-T, SFN•

AM/FM/SSB Demodulator•

Tracking Generator•

Gated Sweep•

High Accuracy Power Meter•

4, 6, 8, 18 GHz USB Sensors•

Channel Scanner•

8.4" Display•

Internal Preamplifier standard•

< 5 minute warm-up time•

2.3 hour battery operation time•

Ethernet/USB Data Transfer •

MST Remote Access Tool•

GPS tagging of stored traces•

Spectrum Master™ MS2721B Spectrum Analyzer

Handheld Size: 315 mm x 211 mm x 77 mm (12.4 in x 8.3 in x 3.0 in), Lightweight: 3.1 kg (6.9 lbs)

Spectrum Master™ MS2721B Spectrum Analyzer Specifications

Spectrum Analyzer

Measurements

Smart Measurements Field Strength (uses antenna calibration tables to measure dBm/m2 or dBmV/m)

Occupied Bandwidth (measures 99% to 1% power channel of a signal)

Channel Power (measures the total power in a specied bandwidth)

ACPR (adjacent channel power ratio)

AM/FM/SSB Demodulation (wide/narrow FM, upper/lower SSB), (audio out only)

C/I (carrier-to-interference ratio)

Emission Mask (recall limit lines as emission mask)

Setup Parameters

Frequency Center/Start/Stop, Span, Frequency Step, Signal Standard, Channel #

Amplitude Reference Level (RL), Scale, Attenuation Auto/Level, RL Offset, Pre-Amp On/Off, Detection

Span Span, Span Up/Down (1-2-5), Full Span, Zero Span, Last Span

Bandwidth RBW, Auto RBW, VBW, Auto VBW, RBW/VBW, Span/RBW

File Save, Recall, Delete, Directory Management

Save/Recall Setups, Measurements, Limit Lines, Screen Shots Jpeg (save only), Save-on-Event

Save-on-Event Crossing Limit Line, Sweep Complete, Save-then-Stop, Clear All

Delete Selected File, All Measurements, All Mode Files, All Content

Directory Management Sort Method (Name/Type/Date), Ascend/Descend, Internal/USB CF, Copy

Application Options Impedance (50 Ω, 75 Ω, Other)

Sweep Functions

Sweep Single/Continuous, Manual Trigger, Reset, Detection, Minimum Sweep Time, Trigger Type,

Gated Sweep (see Option 0090)

Detection Peak, RMS, Negative, Sample, Quasi-peak

Triggers Free Run, External, Video, Change Position, Manual

Trace Functions

Traces Up to three Traces (A, B, C), View/Blank, Write/Hold, Trace A/B/C Operations

Trace A Operations Normal, Max Hold, Min Hold, Average, # of Averages, (always the live trace)

Trace B Operations

Trace C Operations

Marker Functions

Markers Markers 1-6 each with a Delta Marker, or Marker 1 Reference with Six Delta Markers,

Marker Types Style (Fixed/Tracking), Noise Marker, Frequency Counter Marker

Marker Auto-Position Peak Search, Next Peak (Right/Left), Peak Threshold %, Set Marker to Channel,

Marker Table 1-6 markers frequency and amplitude plus delta markers frequency offset and amplitude

Limit Line Functions

Limit Lines Upper/Lower, On/Off, Edit, Move, Envelope, Advanced, Limit Alarm, Default Limit

Limit Line Edit Frequency, Amplitude, Add Point, Add Vertical, Delete Point, Next Point Left/Right

Limit Line Move To Current Center Frequency, By dB or Hz, To Marker 1, Offset from Marker 1

Limit Line Envelope Create Envelope, Update Amplitude, Number of Points (41), Offset, Shape Square/Slope

Limit Line Advanced Type (Absolute/Relative), Mirror, Save/Recall

Frequency

Frequency Range 9 kHz to 7.1 GHz (usable to 0 Hz)

Tuning Resolution 1 Hz

Frequency Reference

Frequency Span 10 Hz to 7.1 GHz including zero span

Span Accuracy Same as frequency reference accuracy

Sweep Time 10 µs to 600 seconds in zero span, autoset in non-zero span

Sweep Time Accuracy ± 2% in zero span

Bandwidth

Resolution Bandwidth (RBW) 1 Hz to 3 MHz in 1–3 sequence ±10% (1 MHz max in zero-span) (–3 dB bandwidth)

Video Bandwidth (VBW) 1 Hz to 3 MHz in 1–3 sequence (–3 dB bandwidth)

RBW with Quasi-Peak Detection 200 Hz, 9 KHz, 120 kHz (–6 dB bandwidth)

VBW with Quasi-Peak Detection Auto VBW is On, RBW/VBW = 1

A B, BC, Max Hold, Min Hold

A  C, BC, Max Hold, Min Hold, A – B  C, B – A  C, Relative Reference (dB), Scale

Marker Table (On/Off), All Markers Off

Marker Frequency to Center, Delta Marker to Span, Marker to Reference Level

Aging: ± 1.0 ppm/10 years
Accuracy: ± 0.3 ppm (25 °C ± 25 °C) + aging

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Spectrum Master™ MS2721B Spectrum Analyzer Specifications

Spectrum Analyzer (continued)

Spectral Purity

SSB Phase Noise –100 dBc/Hz @ 10, 20 and 30 kHz offset from carrier

–102 dBc/Hz @ 100 kHz offset from carrier

Amplitude Ranges

Dynamic Range > 95 dB at 600 MHz, 2/3 (TOI-DANL) in 1 Hz RBW

> 96 dB at 3.5 GHz, 2/3 (TOI-DANL) in 1 Hz RBW

Measurement Range DANL to +30 dBm

Display Range 1 to 15 dB/div in 1 dB steps, ten divisions displayed

Reference Level Range –120 dBm to +30 dBm

Attenuator Resolution 0 to 65 dB, 5.0 dB steps

Amplitude Units Log Scale Modes: dBm, dBV, dBmv, dBμV

Linear Scale Modes: nV, μV, mV, V, kV, nW, μW, mW, W, kW

Amplitude Accuracy (Power level >-50 dBm)

(Input attenuation)

9 kHz to ≤10 MHz ± 1.50 dB ± 1.50 dB ± 1.50 dB —

100 kHz to 4 GHz — — — ± 1.50 dB

>10 MHz to 4 GHz ± 1.25 dB ± 1.75 dB ± 1.75 dB —

>4 GHz to 6.5 GHz — ± 1.75 dB ± 1.75 dB —

>4 GHz to 7.1 GHz ± 1.75 dB — — ± 1.75 dB

>6.5 GHz to 7.1 GHz — ± 2.00 dB ± 3.00 dB —

Displayed Average Noise Level (DANL)

(DANL in 1 Hz RBW, 0 dB attenuation) Maximum Typical Maximum Typical

10 MHz to 1 GHz –137 dBm –140 dBm –161 dBm –163 dBm

> 1 GHz to 2.2 GHz –133 dBm –136 dBm –159 dBm –160 dBm

> 2.2 GHz to 2.8 GHz –126 dBm –130 dBm –153 dBm –156 dBm

> 2.8 GHz to 4 GHz –136 dBm –139 dBm –159 dBm –160 dBm

> 4 GHz to 7.1 GHz –127 dBm –131 dBm –154 dBm –158 dBm

Spurs

Residual Spurs Preamp On (RF input terminated, 0 dB input attenuation)

Exceptions –85 dBm @ 250, 300, 350 MHz

Input-Related Spurious (0 dB attenuation, -30 dBm input, span < 1.7 GHz, carrier offset > 4.5 MHz)

Exceptions –38 dBc, –48 dBc typical @ 1674 MHz

Third-Order Intercept (TOI) (–20 dBm tones 100 kHz apart, –20 dBm Ref level, 0 dB input attenuation, preamp Off)

600 MHz +7 dBm

3.5 GHz +9.5 dBm

50 MHz to 300 MHz > +8 dBm typical

> 300 MHz to 2.2 GHz > +10 dBm typical

> 2.2 GHz to 2.8 GHz > +15 dBm typical

> 2.8 GHz to 4 GHz > +10 dBm typical

> 4 GHz to 7.1 GHz > +13 dBm typical

Second Harmonic Distortion (0 dB input attenuation, -30 dBm input)

50 MHz to 1.4 GHz –50 dBc

> 1.4 GHz to 2 GHz –70 dBc

> 2 GHz –80 dBc

VSWR

> 10 dB input attenuation 2.0:1 max, 1:5:1 typical

Preamp Off

(≤ 35 dB)

Preamp Off

(Reference level -20 dBm)

–100 dBm. 10 MHz to 7.1 GHz
Preamp Off (RF input terminated, 0 dB input attenuation)
–90 dBm, 100 kHz to 3.2 GHz
–84 dBm, > 3.2 GHz to 7.1 GHz

–80 dBm, –90 dBm typical @ ≈ 4010 MHz
–70 dBm, –83 dBc typical @ ≈ 5084 MHz
–75 dBm, –87 dBm typical @ ≈ 5894 MHz
–80 dBm, –92 dBm typical @ ≈ 7028 MHz

–60 dBc, –70 dBc typical

Preamp Off

Preamp Off

Preamp Off

(40 to 55 dB)

Preamp Off

(60 to 65 dB)

(Reference level -50 dBm)

Preamp On

Preamp On

(0 or 10 dB)

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Spectrum Master™ MS2721B Spectrum Analyzer Specifications

GPS Receiver Option (Option 0031) (includes antenna)

Setup On/Off, GPS Info

GPS Time/Location Indicator Time, Latitude, Longitude and Altitude on display

High Frequency Accuracy Spectrum Analyzer, Interference Analyzer, Signal Analyzer

when GPS Antenna is connected < ± 25 ppb with GPS On, 3 minutes after satellite lock in selected mode

GPS Lock – after antenna is disconnected < ± 50 ppb for 3 days, 0 °C to 50 °C ambient temperature

Connector BNC, female, reverse polarity

High Accuracy Power Meter (Option 0019) (Requires external USB Power Sensor(s))

Amplitude Maximum, Minimum, Offset, Relative On/Off, Units, Auto Scale

Average # of Running Averages, Max Hold

Zero/Cal Zero On/Off, Cal Factor (Center Frequency, Signal Standard)

Limits Limit On/Off, Limit Upper/Lower

Power Sensor Model PSN50 MA24104A MA24106A MA24108/18/26A

Description High Accuracy

RF Power Sensor

Frequency Range 50 MHz to 6 GHz 600 MHz to 4 GHz 50 MHz to 6 GHz 10 MHz to 8 GHz

Connector Type N(m), 50 Ω Type N(m), 50 Ω Type N(m), 50 Ω Type N(m), 50 Ω

Dynamic Range –30 dBm to +20 dBm

(.001 mW to 100 mW)

VBW 100 Hz 100 Hz 100 Hz 50 kHz

Measurand True-RMS True-RMS True-RMS True-RMS, Slot Power,

Measurement Uncertainty ± 0.16 dB

(for complete specications)

Datasheet

Notes: 1) Total RSS measurement uncertainty (0 ºC to 50 ºC) for power measurements of a CW signal greater than –20 dBm with

11410-00414 11410-00483 11410-00424 11410-00504

zero mismatch errors.

2) Expanded uncertainty with K=2 for power measurements of a CW signal greater than +20 dBm with a matched load.
Measurement results referenced to the input side of the sensor.

3) Expanded uncertainty with K=2 for power measurements of a CW signal greater than –20 dBm with zero mismatch errors.

1

Time, Latitude, Longitude and Altitude with trace storage

Inline High

Power Sensor

+3 dBm to +51.76 dBm

(2 mW to 150 W)

± 0.17 dB

2

High Accuracy

RF Power Sensor

–40 dBm to +23 dBm

(0.1 µW to 200 mW)

± 0.16 dB

1

Microwave

USB Power Sensor

(MA24108A)

10 MHz to 18 GHz

(MA24118A)

10 MHz to 26 GHz

(MA24126A)

(MA24108/18A)

Type K(m), 50 Ω

(MA24126A)

–40 dBm to +20 dBm

(0.1 µW to 100 mW)

Burst Average Power

± 0.18 dB

3

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Spectrum Master™ MS2721B Spectrum Analyzer Specifications

Interference Analyzer (Option 0025)

Measurements Spectrum

Field Strength

Occupied Bandwidth

Channel Power

Adjacent Channel Power (ACPR)

AM/FM/SSB Demodulation (Wide/Narrow FM, Upper/Lower SSB), (audio out only)

Carrier-to-Interference ratio (C/I)

Spectrogram (Collect data up to one week)

Signal Strength (Gives visual and aural indication of signal strength)

Received Signal Strength Indicator (RSSI) (collect data up to one week)

Gives visual and aural indication of signal strength

Signal ID (up to 12 signals)

Center Frequency

Bandwidth

Signal Type (FM, GSM, W-CDMA, CDMA, Wi-Fi)

Closest Channel Number

Number of Carriers

Application Options Signal-to-Nose Ratio (SNR) >10 dB

Impedance (50 Ω, 75 Ω, Other)

Channel Scanner (Option 0027)

Number of Channels 1 to 20 Channels (Power Levels)

Measurements Graph/Table, Max Hold (On/5 sec/Off), Frequency/Channel, Current/Maximum, Dual Color

Amplitude Reference Level, Scale

Custom Scan Signal Standard, Channel, # of Channels, Channel Step Size, Custom Scan

Application Options Impedance (50 Ω, 75 Ω, Other)

Gated Sweep (Option 0090)

Scanner Scan Channels, Scan Frequencies, Scan Customer List, Scan Script Master™

Mode Spectrum Analyzer, Sweep

Trigger External TTL

Setup Gated Sweep (On/Off)

Gate Polarity (Rising, Falling)

Gate Delay (0 to 65 ms typical)

Gate Length (1 µs to 65 ms typical)

Zero Span Time

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Spectrum Master™ MS2721B Spectrum Analyzer Specifications

Tracking Generator Option (Option 0020)

Setup Parameters

Measure Set-up Off/On, Output Power, Reset Sweep, S21 Insertion loss, Abs Max, Min, Avg (On/Off)

S21 Insertion Loss Set-up Normalize (Off/On), Rel Reference, Rel Scale, S21 Max, Min, Avg (Off, On), S21 RL Offset

Frequency Range 450 kHz to 7.1 GHz (usable to 100 kHz)

Frequency Resolution 1 Hz

Frequency Accuracy ± 0.3 ppm (25 °C ±25 °C) + aging

Output Power –40 to 0 dBm

Step Size 0.1 dB nominal

Level Accuracy ± 1.5 dB max (450 kHz to 7.1 GHz, 15 °C to 35 °C)

Zero Span Behavior CW Output

Output Connector Type N female, 50 Ω

Damage Level + 23 dBm

± 50 VDC (limited dv/dt)
2 kV ESD

DVB-T/H, SFN, BER (Options 0064, 0078, 0057)

See Technical Data Sheet 11410-00436

ISDB-T, SFN (Options 0030, 0032)

See Technical Data Sheet 11410-00436

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