The C-1830-10 from Werbel Microwave is a Directional Coupler that operates from 0.3 to 8 GHz. This 10 dB coupler has a directivity of 25 dB and an insertion loss of less than 1 dB. It can handle up to 20 W of input power and 3 W of reverse power and has a coupling flatness of ±1 dB. The coupler is available in a module that measures 6.00 x 0.73 x 0.50 inches and has SMA-female connectors. It is suitable for lab testing and power monitoring applications.