The WR28 Coaxial High-Gain Pyramidal Horn Antenna from Scientific Microwave Corporation operates from 26.5 to 40 GHz. It delivers an antenna gain of 18.5 dB and a half power beamwidth (HPBW) of 20° (E-/H-Plane). This antenna has a side-lobe level (SLL) of less than -12 dB and a VSWR of 1.40:1. It is available in an Aluminum housing and has an SMA female connector & a WR28 waveguide interface. This antenna is ideal for radar systems, satellite communication, wireless power transfer, and radio astronomy applications.