The BL-16/NF from MCLI is a 90 Degree Hybrid Coupler with Frequency 2 to 32 MHz, Average Power 1 W, Insertion Loss 1.5 dB, Isolation 20 dB, Amplitude Balance ±1.2 dB. Tags: Module with Connectors, Octave Band. More details for BL-16/NF can be seen below.