The AT-IQM-5065H from AT Microwave is a Waveguide Mixer with RF Frequency 50 to 65 GHz, LO Frequency 50 to 65 GHz, IF Frequency DC to 20 GHz, Conversion Loss 12 to 15 dB, LO Drive Level 15 to 21 dBm. Tags: IQ Mixer, Down Converter Mixer, Up Converter Mixer. More details for AT-IQM-5065H can be seen below.