Keysight (Agilent)
Keysight (Agilent) 8657B
100KHz-2GHz Signal Generator
100 kHz to 2060 MHz Frequency Range
-143 dBm to +13 dBm Output Level Range
1 Hz Frequency Resolution
-116 dBc/Hz at 20 kHz offset (at 1 GHz carrier) SSB Phase Noise
0% to 99% AM Modulation Depth

| Attribute | Value |
|---|---|
| Frequency Range | 100 kHz to 2060 MHz |
| Output Level Range | -143 dBm to +13 dBm |
| Frequency Resolution | 1 Hz |
| SSB Phase Noise | -116 dBc/Hz at 20 kHz offset (at 1 GHz carrier) |
| AM Modulation Depth | 0% to 99% |
| FM Modulation Deviation | Up to 100 kHz peak deviation |
| Output Impedance | 50 Ohms |
| Harmonic Distortion | -30 dBc (typically better than -40 dBc) |
| Power Supply | 100/120/220/240 VAC, 48-66 Hz |
| Operating Temperature Range | 0°C to 55°C |
Keysight Technologies 8657B Options:
- 8657B - 001 - High-stability timebase
- 8657B - 002 - Rear-panel connections
- 8657B - 003 - Pulse modulation (8657B only)
- 8657B - 1BN - Mil std 45662A calibration certification
- 8657B - 1BP - Mil std 45622A calibration with test data
- 8657B - 907 - Front handle kit
- 8657B - 908 - Rack flange kit
- 8657B - 909 - Rack flange kit w/ front handle
- 8657B - 910 - Adds operation/calibration manual and two service manuals
- 8657B - 915 - Adds service manual
- 8657B - W30 - 3-year return repair service
- 8657B - W32 - 3-year return calibration service
- 8657B - W34 - 3-year standards compliant calibration service
- 8657B - W50 - 5-year return repair service
- 8657B - W52 - 5-year return calibration service
- 8657B - W54 - 5-year standards compliant calibration service
| Model | 8657B |
|---|
The Keysight (Agilent) 8657B Signal Generator offers frequency coverage from 100 kHz to 2060 MHz, excellent phase noise, <35 ms switching, and AM/FM modulation with ±1 dB level accuracy.
Ideal for receiver testing and phase-sensitive device characterization, it ensures repeatable measurements with superior reliability.
Testwall can supply the used Keysight (Agilent) 8657B, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) 8657B.





