The PCH-180-2R15G3G-SFF from Quantic PMI is a 180° Hybrid Coupler that operates from 2.15 to 3 GHz. This 3 dB coupler has an insertion loss of less than 0.4 dB and provides isolation of more than 20 dB. It can handle an average input power of up to 20 W and a peak input power of 1 kW. The coupler has an amplitude balance of ±0.3 dB and a phase balance of ±3°. It is available in a module that measures 1.40 x 1.26 x 0.43 inches with SMA-female connectors.