AR Coupler D3001A directional RF coupler manufactured by AR RF/Microwave Instrumentation. This unit provides 40 dB coupling and operates over a wide frequency range of 100 kHz to 1000 MHz with a power handling capability of up to 100 watts. It is designed for RF signal monitoring, EMC testing, and laboratory measurement applications. Model D3001A, Serial Number 0330367. Good unit suitable for RF test and measurement setups.

Used- in great condition.