The FR100M2 from Micro Harmonics is a Faraday Rotation Isolator that operates from 75 to 110 GHz. It provides an isolation of over 18 dB and has an insertion loss of less than 1.8 dB. The isolator can handle up to 1.3 W of power and has a VSWR of less than 1.4:1. It is available in a module that measures 0.750 x 0.750 x 0.658 inches and has a WR-10 waveguide interface. This faraday rotation isolator is available with a diamond heatsink.