4-port K-band circular polarization irradiator Complete set: horn for the irradiator, mount for the irradiator, adder, waveguide Reception frequency: 10.7 - 12.75 GHz Rx Transmission frequency: 17.3 - 18.4 GHz Tx Axial Ratio Rx: 0.5 dB on-axis & within 1dB beamwidth VSWR Rx 1.30 :1 VSWR Tx 1.30 :1 Transient attenuation from port to port: Tx-Tx 17.7 dB Rx-Rx 17.7 dB Tx-Rx 80 dB