The MM1K-0320LCH-2 from Marki Microwave is a Space Qualified RF Mixer with LO Frequency 3 to 20 GHz, IF Frequency DC to 4 GHz, Conversion Loss 8 to 13 dB, LO Drive - Power 5 to 9 dBm, P1dB 0 dBm. Tags: Die, Double Balanced Mixer, Passive Mixer. More details for MM1K-0320LCH-2 can be seen below.