Keysight (Agilent) 423B

| Attribute | Value |
|---|---|
| Frequency Range | 10 MHz to 12.4 GHz |
| Detector Type | Crystal (Schottky Barrier) Diode Detector |
| Connector Type | BNC (Female) |
| Sensitivity | -20 dBm minimum detectable signal |
| Maximum Input Power | +20 dBm (100 mW) average power |
| Output Voltage | Negative output polarity |
| VSWR | 1.5:1 maximum (10 MHz to 12.4 GHz) |
| Video Resistance | 100 kΩ load resistance |
| Operating Temperature | 0°C to +55°C |
| RF Input Connector | Type-N (Female) |
Keysight Technologies 423B Options:
- 423B - 001 - Matched pair of detectors
- 423B - 002 - External square-law load
| Model | 423B |
|---|
The Keysight (Agilent) 423B is a low-barrier Schottky diode detector designed for precise RF power measurements and leveling. It delivers excellent frequency response of ±0.3 dB and low SWR, with a sensitivity greater than 0.5 mV/µW. Operating from 10 MHz to 12.4 GHz, it supports up to 200 mW input power, and its video load option extends the square-law region to -10 dBm.
Ideal for leveling and power sensing applications, the 423B ensures rugged and reliable performance. Matched pair and video load options enhance measurement capabilities and flexibility.
Testwall can supply the used Keysight (Agilent) 423B, 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) 423B.





