The HMC1058 from Analog Devices is a RF Mixer with RF Frequency 71 to 86 GHz, LO Frequency 29 to 43 GHz, IF Frequency DC to 12 GHz, Conversion Loss -14 to -11 dB, LO Drive - Power 9 dBm. Tags: Surface Mount, Down-Conversion Mixer, Up-Conversion Mixer. More details for HMC1058 can be seen below.