The HM 50-75 | 2100019 from Radiometer Physics GmbH is a Waveguide Mixer with RF Frequency 50 to 75 GHz, LO Frequency 8.29 to 12.45 GHz, IF Frequency 5 to 3200 MHz, LO Drive Level 14 dBm, P1dB -5 dBm. Tags: Harmonic Mixer. More details for HM 50-75 | 2100019 can be seen below.