WR-90 Waveguide 20 dB Crossguide Coupler, CPR-90G Flange, N Female Coupled Port, 8.2 GHz to 12.4 GHz, Bronze WR-90 Waveguide 20 dB Crossguide Coupler, CPR-90G Flange, N Female Coupled Port, 8.2 GHz to 12.4 GHz, Bronze Microwave Products: Attenuators, Splitters, Combiners, Couplers, RF Filters, Power Dividers, Matching Transformers, High power dummy loads, DC Blocks, Multi way couplers, LPF, BPF, Duplexers, Lightning Arrestors, all infrastructure items for IBS and BTS