The AT-IQM-5065HL from AT Microwave is a Waveguide Mixer with RF Frequency 50 to 65 GHz, LO Frequency 50 to 65 GHz, IF Frequency DC to 18 GHz, Conversion Loss 13 to 18 dB, LO Drive Level 22 to 27 dBm. Tags: IQ Mixer, Down Converter Mixer, Up Converter Mixer. More details for AT-IQM-5065HL can be seen below.