The SH16556 from Sigatek is a 180° Hybrid Coupler that operates from 6 to 40 GHz. This coupler has an insertion loss of under 3 dB and isolation of over 13 dB. It can handle up to 20 W of average input power and has a VSWR of less than 1.9:1. This coupler has an amplitude balance of ±1.2 dB and a phase balance of ±16°. It is available in a module that measures 40.64 x 40.64 x 10.16 mm and has 2.92 mm – Female connectors.