The RMHY3.4000-8000Nf from Response Microwave Inc is a 90 Degree Hybrid Coupler with Frequency 4000 to 8000 MHz, Insertion Loss 0.45 dB, Isolation 18 dB, Coupling 3 dB. Tags: Module with Connectors. More details for RMHY3.4000-8000Nf can be seen below.