The RMX140G220GA from RF-Lambda is a Waveguide Mixer with RF Frequency 140 to 220 GHz, IF Frequency DC to 1 GHz, Conversion Gain -40 dB, LO Drive Level 8 to 12 dBm, P1dB -5 dBm. Tags: Down Converter Mixer. More details for RMX140G220GA can be seen below.