The STTB-4002 from Crane Aerospace & Electronics is a RF Mixer with RF Frequency 6000 to 18000 MHz, LO Frequency 6000 to 18000 MHz, IF Frequency 2000 to 8000 MHz, Conversion Loss 6.5 to 8.5 dB, LO Drive - Power 10 dBm. Tags: Module with Connectors, Triple Balanced Mixer, Passive Mixer. More details for STTB-4002 can be seen below.