WR19 to 1.85mm Adapter With Precision and Performance You Can Count On The WR19 to 1.85mm adapter plays an essential role in connecting waveguide systems with coaxial setups, especially where high frequency and stable performance are required. Covering the 39.2 to 59.6 GHz range, it supports applications in RF communication, test equipment, aerospace, and industrial projects. With a right-angle body style and UG-383/U /U flange, it provides excellent electrical stability while keeping insertion loss and VSWR low. For more info - https://elecricwatergun.com/wr19-to-1-85mm-adapter-with-precision-and-performance-you-can-count-on/