Mini-Circuits’ WR19-EFR+ is a waveguide to coax adapter operating from 40 to 60 GHz. This product features a WR19 waveguide interface with a precision standard UG383/U flange to 1.85mm-Female coaxial connector. The WR19-EFR+ is machined from aluminum alloy 6061-T6 and gold-plated to ensure repeatable RF performance. This right-angle adapter has applications in R&D, production, over-the-air (OTA) mmWave test laboratories as well as in U-Band communication and SATCOM systems.