The HYB180-1-300 from Sirius Microwave is a 180 Degree Hybrid Coupler with Frequency 1 to 300 MHz, Average Power 1 W, Phase Balance 2 Degree, Insertion Loss 0.8 dB, Isolation 25 dB. Tags: Module with Connector. More details for HYB180-1-300 can be seen below.