The HC-2500-MS from UMCC is a 180 degrees hybrid coupler that operates from 50 to 2500 MHz. This 3 dB coupler has an isolation of more than 23 dB, insertion loss of 3.7 dB and amplitude balance of 2 dB. It can handle up to 4 watts of RF power and has a VSWR of 1.95:1. It is available in a module with SMA female connectors.