DISPLAYED AVERAGE NOISE LEVEL (DANL) [dBm/Hz]
0 dB RF attenuation, 50
Ω
termination
RBW 1 Hz, VBW 1 Hz, preamp OFF
20-30
o
C 0-55oC
100 kHz to 10 MHz -135 -132
10 MHz to 2 GHz -143, -145 typical -140, -142 typical
2 GHz to 2.9 GHz -141, -145 typical -138, -142 typical
2.9 GHz to 3 GHz -139, -141 typical -136, -140 typical
3 GHz to 13.2 GHz -141, -145 typical -138, -142 typical
13.2 GHz to 18 GHz -138, -142 typical -135, -139 typical
18 GHz to 26.5 GHz -133, -138 typical -130, -135 typical
IMMUNITY TO INTERFERENCE
Residual Responses -90 dBm (0 dB RF attenuation, 50
Ω
termination)
-85 dBm above 23 GHz (3254 only)
Other Input Related -55 @ -30 dBm input
Spurious [dBc]
DISPLAY RANGE
Log Scale 0.1 to 1 dB / div in 0.1 dB steps
1 to 20 dB / div in 1 dB steps
Linear Scale 10 Divisions
Units of Level Axis dBm, dBmV, dBμV, V, W (log level
display) mV, μV, dBmV (linear level
display)
REFERENCE LEVEL
Logarithmic Range -170 dBm to +30 dBm, 0.1 dB steps
Linear Range 7.07 nV to 7.07 V in 1% steps
Accuracy 0 dB
TRACES
Number 3 traces
Trace Detectors Normal, peak, sample, negative peak,
log power average, RMS average, and
voltage average
Trace Functions Clear/write, max hold, min hold, view,
blank, average
FREQUENCY RESPONSE
10 dB input attenuation, preselector centering applied
20-30
o
C 0-55oC
1 MHz to 3.0 GHz ±0.5 dB ±1.0 dB
3.0 GHz to 8 GHz ±1.0 dB ±3.0 dB
8 GHz to 13.2 GHz ±1.5 dB ±4.0 dB
13.2 GHz to 22 GHz ±2.0 dB ±5.0 dB
22 GHz to 26.5 GHz ±2.5 dB ±5.0 dB
1 MHz to 3.0 GHz Preamp ON ±1.0 dB
DISPLAY LINEARITY [dB]
Linear and Log Switching 0
Error
Log Scale Switching 0
Error
Linearity ±0.1 total @ input mixer level
≤-20 dBm
±0.13 total @ -20 dBm <mixer level
≤-10 dBm
VECTOR ANALYSIS
Maximum digitizer analysis bandwidth 30 MHz
Digitizer ADC Resolution 14 bits
Dynamic Range 85 dB
Residual FM <1% (nominal)
Capture Memory 128 Mbytes (32 Msamples)
Modulation Formats PSK 8, 16, 32, 64
BPSK, QPSK, OQPSK
Differential, shifted
QAM 4, 8, 16, 32, 64, 128, 256
Maximum Symbol Rate 13 MHz
Filters Raised cos
Root raised cos
AM/FM DEMODULATION
Input Power Range -60 dBm to +30 dBm, preamp OFF
-80 dBm to +30 dBm, preamp ON
Modulation Rate Range 1 Hz to 10 kHz @ RBW 10 kHz to
100 kHz
1 Hz to 30 kHz @ RBW 200 kHz to
500 kHz
Peak FM Deviation 200 Hz - 500 kHz
FM Deviation Accuracy ±5%
AM Depth Range 5% - 99%
AM Depth Accuracy ±5%
Audio Output Port Loudspeaker, phone jack
INPUTS AND OUTPUTS
RF INPUT
Type Front APC 2.92 mm, 50
Ω
(26.5 GHz)
VSWR>10 dB input attenuation
<1.5 nominal @10 MHz to 3 GHz
<1.8 nominal @ 3 GHz to 13.2 GHz
<2.0 nominal @ 13.2 GHz to 26.5 GHz
3RD IF OUTPUT
Type Rear BNC female, 50 W
Frequency 21.4 MHz
Bandwidth 16 MHz Max, different as prefilter
Level +2 dBm nominal, at top of screen
Audio Output
Type Front Phone jack
Ext Trigger Input
Type Rear BNC female, 10 k
Ω
nominal
Trigger level TTL nominal
Sweep Gate Output
Type Rear BNC female
Trigger level TTL nominal
Reference Frequency Output
Type Rear BNC female, the same as reference
input port