The H10253 from Werlatone is a 180 Degree Hybrid Coupler that operates from 1 to 3 GHz which can also be used as a power divider/combiner. It can handle up to 350 watts of CW power, has an insertion loss of under 0.55 dB, isolation of over 20 dB and a VSWR of 1.40:1. This 3 dB coupler has a phase balance of +/- 7 Degrees and amplitude balance of +/- 0.3 dB. It is available in a connectorized module that measures 4.4 x 2.6 x 1.16 inches.
