The QH10089 from Werlatone is a 90 degree hybrid coupler that operates from 800 MHz to 2800 MHz. The coupler has a low insertion loss up to 0.35 dB, an isolation of 20 dB and a low amplitude balance of ±0.4 dB. It can handle up to 200 W of CW power and has a VSWR up to 1.30:1. The coupler is available in a low profile package with SMA connectors and measures 1.25 x 0.55 x 0.08 inches. It can be used for both military and commercial applications.