The 4100400 from Krytar is a 3 dB, 180 degree hybrid coupler which operates from 10 GHz to 40 GHz. It has an amplitude imbalance of +/-1 dB, a phase imbalance of +/- 12 degrees, an isolation of 12 dB, an insertion loss of 1.70 dB, a VSWR of 1.80:1 and can handle a power of up to 3 kW. The coupler has 2.4 mm-female connectors and weighs 1.2 oz.