Boonton 4200-5E 100 kHz to 18 GHz, -30 to +20 dBm, N (M) Power Sensor. Tested!

RLC Electronics M-3106 Directional Coupler, -30dB - Type N Male/ Female, SMA F

Microwave Devices Inc. Bendix DIRECTIONAL COUPLER w/ 1N21B Diode, Microwave

HP, Agilent, 779D Directional Coupler 1.7-12.4 GHz

Narda 5292-01 1 to 18 GHz, 13 dB, APC-7 -Type N, Directional Coupler. Tested!

Boonton 4210-4A Power Sensor sn 224

Narda Microwave 4243B-10 1.0-3.5 GHz RF Directional Coupler -10dB Coupling SMA

Triangle microwave, Directional Coupler C0-242, New