Keysight (Agilent) 8971C

| Attribute | Value |
|---|---|
| Frequency Range | 10 MHz to 26.5 GHz |
| Noise Figure Measurement Range | 0 dB to 30 dB |
| Gain Measurement Range | -10 dB to 40 dB |
| Noise Figure Uncertainty | ±0.05 dB (typical) |
| Interface Compatibility | Compatible with Keysight 8970B Noise Figure Meter and HP 8970 Series |
| Input Connector Type | APC-3.5 (SMA compatible) |
| Operating Temperature Range | 0°C to 55°C (32°F to 131°F) |
| Power Requirements | 100/120/220/240 VAC, 48-66 Hz |
| Instrument Type | Noise Figure Test Set / Down-Converter |
| Local Oscillator Output | Provides LO signal for frequency downconversion to extend noise figure measurement capability |
Keysight Technologies 8971C Options:
- 8971C - 001 - Add internal LO power amp
- 8971C - 002 - Delete internal RF pre amp
- 8971C - 907 - Front panel handle kit
- 8971C - 908 - Rack mounting flange kit
- 8971C - 909 - Front panel handle kit plus rack mounting flange kit
- 8971C - 915 - Service manual
- 8971C - 916 - Extra operating manual
| Model | 8971C |
|---|
The Keysight (Agilent) 8971C Noise Figure Test Set extends the capabilities of the 8970B, enabling precise noise figure measurements across 10 MHz to 26.5 GHz. Featuring a high-stability YIG filter and integrated low-noise preamplifier, it ensures minimal measurement uncertainty and seamless broadband performance.
This unit supports single calibration and sweep, with measurement modes allowing double down-conversion via the 8971C as a second downconverter.
Testwall can supply the used Keysight (Agilent) 8971C, 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) 8971C.





