| FREQUENCY SPECIFICATIONS |
| Frequency Range |
0.1 to1500 MHz |
| Frequency Spans |
| Per Division |
5 kHz to 100 MHz/div in a 1, 2, 5 sequence |
| Zero Span |
analyzer functions as a manually tuned receiver |
| Frequency Accuracy |
| Tuning Accuracy |
(+10°C to +40°C) |
| 0-195 MHz |
± (1 MHz + 20% frequency span
per division) |
| 195-1500 MHz |
± (5 MHz + 20% frequency span
per division) |
| Frequency Span Accuracy |
± 5% of displayed frequency
separation |
| Spectral Resolution |
| Resolution Bandwidths |
eight selectable resolution (3-dB) bandwidths from 1 kHz to 3 MHz in a 1, 3 sequence.
Bandwidth and frequency span are independently variable or may be coupled for optimum
display when control markers are aligned |
| Resolution Bandwidth Accuracy |
± 3-dB points are
± 20% (10°C to +40°C) |
| Selectivity |
(60-dB/3-dB bandwidth ratio) < 15:1 |
| Spectral Stability |
| Residual FM |
< 1 kHz p-p in 0.1 second |
| Noise Sidebands |
±
65 dB down, ±
50 kHz from center of CW signal with
1 kHz resolution bandwidth and full video filtering |
| AMPLITUDE SPECIFICATIONS |
| Amplitude Range |
-117 to +30 dBm |
| Maximum Input (damage) Levels |
| Total Power |
+30 dBm (1 Ω, 7.1 Vrms) |
| dc or ac (< 100 Hz) |
± 50 V |
| Peak Pulse Power |
+ 50 dBm (100
Ω, < 10 ms
pulse width, 0.01% duty cycle) with
~ 20 dB input attenuation |
| Gain Compression |
typically < 1 dB for -10 dBm signal, 0 dB input attenuation |
| Average Noise Level |
< -107 dBm with 10 kHz resolution bandwidth, 0 dB input attenuation, and maximum
(MAX) video filtering |
| Calibrated Display Range |
| Log |
70 dB with 10 dB/div scale; 8 dB with 1 dB/div scale |
| Linear |
8 divisions with linear (LIN) amplitude scale |
| Amplitude Accuracy |
| Calibrator |
-30 dBm ± 1 dB (into 50
Ω), 280 MHz
± 300 kHz |
| Reference Level |
10 dB steps and a 12 dB vernier for calibrated adjustment from -112 dBm to +60 dBm |
| Step Accuracy (with 0 dB input attenuation) |
-10 to -80 dBm: ± 0.5 dB, -10
to -100 dBm: ± 0.1 dB |
| Vernier Accuracy |
± 0.5 dB |
| Frequency Response |
± 1.0 dB with 10 dB input attenuation (includes input attenuator,
mixer flatness, and internal limiter) |
| Input Attenuator |
0 to 70 dB, selectable in 10 dB steps |
| Step Accuracy |
< ± 0.5 dB per 10 dB step |
| Maximum Cumulative Error |
< ± 1.0 dB |
| Bandwidth Switching (Amplitude Variation) |
| 3 MHz to 30 kHz |
< ± 0.5 dB |
| 3 MHz to 1 kHz |
< ± 1.0 dB |
| Display Fidelity |
| Log Incremental Accuracy |
± 0.1 dB/dB from Reference
Level |
| Log Maximum Cumulative Error |
±
1.5 dB over 70 dB range |
| Linear Accuracy |
± 3% of Reference Level |
| Spurious Responses |
| Second Harmonic Distortion |
> 70 dB below a -40 dBm input signal with 0 dB input attenuation; > 60 dB below
for signals 100 kHz to 5 MHz |
| Third Order Intermodulation Distortion |
> 70 dB below two -30 dBm input signals (> 5 MHz) separated by
~ 50 kHz and with 0 dB input
attenuation; > 60 dB below for signals 100 kHz to 5 MHz |
| Image and Multiple Responses |
> 70 dB below a -40 dBm input signal (> 5 MHz) with 0 dB input attenuation; >
60 dB below for signals 100 kHz to 5 MHz |
| Residual Responses |
< -100 dBm with 0 dB input attenuation and no signal present at input |
| SWEEP CHARACTERISTICS |
| Automatic |
sweeptime is automatically adjusted to maintain absolute amplitude calibration for any
combination of frequency span, resolution bandwidth, and video filter bandwidth |
| Calibrated Sweep Times |
0.1 ms to 10 sec/div in 1, 2, 5 sequence with
± 10% typical accuracy |
| Manual Sweep |
spectrum analyzer may be swept manually in either
direction with front panel control |
| SIGNAL INPUT CHARACTERISTICS |
| Input Impedance |
50 Ω
nominal; precision Type-N female connector |
| Input SWR |
typically < 1.5 with ±
10
dB input attenuation and no signal present at input |
| OUTPUT CHARACTERISTICS |
| 1st LO Output |
BNC output provides +10 dBm nominal signal (into
50
Ω), 2.05 to 3.55 GHz |
| Probe Power |
+15 V, -12.6 V, and GND (150 mA max). Use HP 1120A, 1211A, 1123A, or 1124A high
impedance probes |
| Vertical Output, AUX A |
BNC output (50
Ω) provides detected video from 0 to 0.8 V
for 8 division deflection on CRT display |
| Penlift/Blanking, AUX B |
BNC output provides 0 V pen down/unblanking signal at low impedance; 15 V
penlift/blanking at 10 kΩ impedance |
| 21.4 MHz IF Output, AUX C |
BNC output (50
Ω) provides a signal which is proportional
to the RF input. Level is about -10 dBm (into 50 Ω) with a
signal displayed at the Reference Level. Output is controlled by settings of Resolution
BW, Input Atten., and Reference Level |
| Horizontal Output, AUX D |
BNC output (5 kΩ)
provides horizontal sweep from -5 V to +5
V for full 10 division CRT horizontal deflection |
