The 423B Low-Barrier Schottky Diode detector has been widely used for many years in a variety of applications including leveling and power sensing. It offers good performance and ruggedness. Made in USA
MFR: Hewlett Packard (Agilent, Keysight)
Limited Quantity Available, Not for Export
Superior RF performance
Frequency response: ±0.3 dB
Maximum SWR: 1.15 (10 MHz to 4 GHz), 1.3 (4 GHz to 12.4 GHz)
Low-level sensitivity: > 0.5 mV/uW
Output Polarity: Negative
Power handling
Maximum operating input power: 200 mW
Typical short-term maximum input power (< 1 minute): 1 W