Keysight (Agilent)
Keysight (Agilent) 8991A
Peak Power Analyser
2 sensor, 2 video Channels
84812A, 84813A, 84814A, 84815A Compatible Sensors
20 MHz to 40 GHz Frequency Range
-33 to +20 dBm Power Range
video channels DC to 100 MHz Video Bandwidth

| Attribute | Value |
|---|---|
| Channels | 2 sensor, 2 video |
| Compatible Sensors | 84812A, 84813A, 84814A, 84815A |
| Frequency Range | 20 MHz to 40 GHz |
| Power Range | -33 to +20 dBm |
| Video Bandwidth | video channels DC to 100 MHz |
| Time Resolution | rise time 10 ns max.; timebase 2 ns/div to 5 s/div, 100 ps resolution |
| Measurement Types | peak, average, pulse top/base, overshoot, rise/fall time, pulse width, PRI, PRF, duty cycle, delay |
| Interfaces | GPIB |
| Dimensions | 422 × 194 × 366 mm |
| Weight | 12.8 kg |
Compatible power sensors
| Model | Frequency Range | Power Range | Sensor Type |
| 84812A | |||
| 84813A | |||
| 84814A | |||
| 84815A |
Keysight Technologies 8991A Options:
- 8991A - 001 - Deletes Channel 4
- 8991A - W30 - Extended Repair Service
The Keysight (Agilent) 8991A Peak Power Analyzer delivers precise characterization of complex pulsed RF signals with integrated power and timing analysis. It features 2 sensor channels and 2 oscilloscope channels, enabling simultaneous measurement of modulation signals and power envelopes. It supports 7 automatic timing measurements—rise/fall time, pulse width, PRI, PRF, duty cycle, and delay—as well as 5 automatic power measurements including peak and average power, top/base amplitude, and overshoot, all accessible via intuitive front-panel control.
With a dynamic range >45 dB and a minimum measurable pulse width of 20 ns, the 8991A offers amplitude/time markers for targeted analysis, advanced triggering to isolate glitches, and math functions for waveform evaluation. Sensor and video input ports support versatile setups across channels 1–4.
Testwall can supply the used Keysight (Agilent) 8991A, 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) 8991A.





