M.E.C.’s R40 Series double-ridge waveguide to coaxial adapters provide broadband capability in a very compact form and allow transmission of power in either direction with very low reflection.  VSWR over a full octave band is often less than 1.10:1.

Assemblies are furnished with an aluminum housing.  Connectors are built in accordance with MIL-C-39012.  Parts are chromate conversion finished per MIL-C-5541, Class 3, and painted with gray epoxy enamel.