For test and measurement applications work, the Keysight N4985A/P25 RF Amplifier delivers dependable performance. Highlights: system Amplifier, 2 GHz to 50 GHz, AC Power.
- Features and Specifications Keysight N4985A/P25
- System Amplifier, 2 GHz to 50 GHz, AC Power
- Supply, 2.4mm, N4985A Series Product Overview
- The Keysight N4985A/P25 System
- Amplifier is a high-performance, broadband amplifier designed for use in a variety of applications, including:
- Signal generation Signal amplification Power leveling
- Gain control The amplifier features a wide frequency range of
- 2 GHz to 50 GHz, and a high output power of +25 dBm
- It also has a low noise figure of 5 dB, and a high gain of 20 dB
- The amplifier is housed in a compact, rugged enclosure, and is powered by an AC power supply
- It is also equipped with a variety of input and output connectors, including 2.4mm connectors
- What’s in the Box Keysight N4985A/P25 System
- Amplifier AC power supply 2.4mm cables User manual
- Benefits Wide frequency range of 2 GHz to
- 50 GHz High output power of +25 dBm Low noise figure of
- 5 dB High gain of 20 dB Compact, rugged enclosure AC power supply* Variety of input and output connectors
- Value The Keysight N4985A/P25 System Amplifier is a high-performance, versatile amplifier that is ideal for a variety of applications
- It offers a wide frequency range, high output power, low noise figure, and high gain
- The amplifier is also compact, rugged, and easy to use





Michael Torres –
Capital approval for the Keysight N4985A/P25 RF Amplifier was straightforward once engineering signed off on the datasheet. Delivery was professional, crating was export-grade, and commissioning support from IndoMultiMeter was responsive.
David Chen –
Our defense subcontractor audit had no findings related to traceability on the Keysight N4985A/P25 RF Amplifier — documentation was audit-ready.
Amanda Foster –
The Keysight N4985A/P25 RF Amplifier replaced end-of-life gear on our capital plan. Training curve was reasonable and IndoMultiMeter answered technical pre-sale questions in depth.
Thomas Becker –
We run the Keysight N4985A/P25 RF Amplifier daily in a temperature-controlled lab. Drift has been minimal and firmware was current on arrival.
Daniel Park –
Finance questioned the price until engineering showed ROI — the Keysight N4985A/P25 RF Amplifier cut external lab outsourcing in the first quarter.