Model WMC-0.5-20-10dB-S from Werbel Microwave is a directional coupler that covers 500 MHz to 20 GHz with broadband flat coupling response, high directivity, and excellent return loss performance. The ultra-wideband design covers the upper UHF, L, S, C, X, Ku and lower K band in one package measuring 4.40 x 0.73 x 0.50 inches with threaded mounting holes on both sides. Durable, stainless-steel SMA connectors. The aluminum enclosure is rugged. Assembled and tested in USA. Made with RoHS compliant materials.