Key Specifications, Waveguide Size: WR-90, Coax Connector Impedance: 50 Ohm, Coax Connector Series: SMA, Coax Connector Gender: Male, Waveguide Adapter Style: Right Angle, Minimum Frequency: 8.2 GHz, Maximum Frequency: 12.4 GHz, Maximum VSWR: 1.3:1. WR-90 Square Type Flange to SMA Male Waveguide to Coax Adapter Operating from 8.2 GHz to 12.4 GHz. PE9810 WR-90 waveguide to coax adapter is also known as a WR-90 waveguide transition. This waveguide to coax adapter / transition is constructed as a WR90 to SMA connector and has a male gender. Our WR-90 to SMA male waveguide adapter transition has a right angle design and has a square type flange. Pasternack right angle WR90 to SMA waveguide to coaxial cable transition / adapter has a minimum frequency of 8.2 GHz and a maximum frequency of 12.4 GHz. WR-90 waveguide to SMA transition adapter to coax PE9810 is part of over 40,000 RF, microwave and millimeter wave components available from Pasternack. Our WR-90 waveguide adapter transition with SMA interface can ship worldwide the same day that it is purchased as with our other available RF parts.