The Keysight (formerly Agilent / Hewlett-Packard) 8902A is a high-performance measuring receiver that combines the capabilities of a highly accurate digital power meter, frequency counter, and AM/FM/PM modulation analyzer. It is designed to provide exceptional accuracy and resolution for characterization and calibration across a wide dynamic range, with measurement capabilities up to 1.3 GHz natively and up to 26.5 GHz when paired with an external microwave converter.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | HP-IB (IEEE-488) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100/120/220/240 V (+5, -10%), 48 to 66 Hz and 360 to 440 Hz; 200 VA maximum |
| Operating Temperature | 0 to 55 °C |
| Weight | 23.6 kg |
Frequency Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 150 kHz to 1.3 GHz (50 MHz to 26.5 GHz with 11793A converter) |
Tuned RF Level Specifications
| Parameter | Value |
|---|---|
| Tuned RF Level Dynamic Range | 0 to -127 dBm |
Amplitude Modulation (AM) Specifications
| Parameter | Value |
|---|---|
| AM Accuracy | 1% |
Frequency Modulation (FM) Specifications
| Parameter | Value |
|---|---|
| FM Accuracy | 1% |
Phase Modulation (PM) Specifications
| Parameter | Value |
|---|---|
| PM (Phi-M) Accuracy | 3% |
Audio and Baseband Measurements
| Parameter | Value |
|---|---|
| Audio Measurement Parameters | Level, frequency, and distortion |
Inputs and Interfaces
| Parameter | Value |
|---|---|
| RF Input Impedance | 50 Ω |
Environmental
| Parameter | Value |
|---|---|
| Storage Temperature | -55 to 75 °C |
Modulation
| Parameter | Value |
|---|---|
| AM Modulation Rate | 20 Hz to 100 kHz |
| FM Modulation Rate | 20 Hz to 200 kHz |
| Phase Modulation Rate | 200 Hz to 20 kHz |
Modulation Measurement
| Parameter | Value |
|---|---|
| AM Depth Measurement Range | 0 to 99% |
| FM Deviation Measurement Range | Up to 400 kHz (carrier frequency dependent) |
| Phase Modulation (PM) Deviation Range | Up to 400 radians (carrier frequency dependent) |
Audio Measurement
| Parameter | Value |
|---|---|
| Audio High-Pass Filters | 50 Hz, 300 Hz |
| Audio Low-Pass Filters | 3 kHz, 15 kHz, >20 kHz |
| FM De-emphasis Networks | 25 µs, 50 µs, 75 µs, 750 µs |
Power Measurement
| Parameter | Value |
|---|---|
| Compatible Sensor Module | HP 11722A |
| Compatible Power Sensors | HP 8480 Series (via 11722A or direct power measurement) |
| Power Reference Oscillator Frequency | 50 MHz |
| Power Reference Oscillator Level | 1.00 mW (0 dBm) |
Connectivity
| Parameter | Value |
|---|---|
| RF Input Connector | Type-N female |
| Power Reference Connector | Type-N female |
| Modulation / Audio Output | Front-panel BNC |
Technology
Superheterodyne Receiver
Applications
RF and microwave signal analysis, transmitter testing, calibration, and metrology