The HYB30-1000-4 from Sirius Microwave is a 90 Degree Hybrid Coupler with Frequency 30 MHz to 1 GHz, Average Power 1 W, Insertion Loss 0.8 dB, Isolation 25 dB, Coupling 3 dB. Tags: Module with Connectors. More details for HYB30-1000-4 can be seen below.