The PE-W22CP001-20 from Pasternack Enterprises Inc is a Waveguide Coupler with Frequency 33 to 50 GHz, Coupling 20 dB, Directivity 30 dB, Insertion Loss 0.8 dB. Tags: Directional Coupler, Multihole Coupler. More details for PE-W22CP001-20 can be seen below.