The M3408 from Advanced Microwave Inc is a RF Mixer with RF Frequency 25000 to 32000 MHz, LO Frequency 25000 to 32000 MHz, IF Frequency 0 to 4000 MHz, Conversion Loss 7.5 to 9 dB, LO/RF Isolation 45 to 35 dB. Tags: Module with Connectors, Double Balanced Mixer. More details for M3408 can be seen below.