The 28WXSCA-3-16G_Cu from A-Info is a 90° Hybrid Coupler that operates from 32 to 38 GHz. This 3dB coupler has an insertion loss of less than 0.2 dB and provides isolation of more than 20 dB. It can handle an average input power of 110 W and a peak input power of 4 kW. It has a phase balance of ±2° and amplitude balance of ±0.3 dB. This coupler is available in a module that measures 66.0 x 32.0 x 21.66 mm with a WR28 rectangular waveguide interface and is ideal for radar antenna systems, laboratory test set-ups, microwave radio, satellite communications, and other applications requiring low insertion loss, and low return loss.