The MDS600 from R & K Company Limited is a RF Mixer with LO Frequency 1 to 500 MHz, IF Frequency DC to 500 MHz, Conversion Loss 7 to 9.5 dB, LO Drive - Power 23 dBm, P1dB 16 dBm. Tags: Drop-In, Double Balanced Mixer. More details for MDS600 can be seen below.