The C-1352-dB-N series of Directional Couplers from Werbel Microwave operate from 130 to 520 MHz. They are available in coupling values of 3, 5, 6, 7, 10, 15, 20 and 30 dB with a directivity of over 18 dB and a VSWR of 1.30:1. The couplers can handle up to 100 watts of average power. They are available in a module with N-type female connectors which are matched to 50 ohms.
