Keysight 8473C/003/101 Low-Barrier Schottky Diode Detector

Overview

The Keysight 8473C/003/101 is a low-barrier Schottky diode detector with positive polarity output, designed for RF and microwave power sensing and signal detection. This detector is widely used in leveling, gain control, and power measurement applications across a broad frequency range.

Key Features

• Frequency range: 10 MHz to 26.5 GHz
• Flat frequency response: ±0.3 dB to 12.4 GHz, ±0.6 dB to 20 GHz, ±1.5 dB to 26.5 GHz
• Low-level sensitivity: > 0.5 mV/µW to 18 GHz, > 0.18 mV/µW to 26.5 GHz
• Maximum operating input power: 200 mW (1 W short-term, < 1 minute)
• Low noise: < 50 µV
• Maximum SWR: 1.2 to 4 GHz, 1.5 to 18 GHz, 2.2 to 26.5 GHz
• Input connector: 3.5 mm male

Applications

• Power measurement and monitoring
• Automatic leveling and gain control
• RF and microwave signal detection