The MDM020 from R & K Company Limited is a RF Mixer with LO Frequency 1 to 800 MHz, IF Frequency DC to 500 MHz, Conversion Loss 6 to 9.5 dB, LO Drive - Power 10 dBm, P1dB 6 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for MDM020 can be seen below.