The MM9xxL-1 from Spectrum Control is a RF Mixer with RF Frequency 2000 to 18000 MHz, LO Frequency 2000 to 18000 MHz, IF Frequency 10 to 4000 MHz, Conversion Loss 7.3 dB, LO Drive - Power +10 to +21 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for MM9xxL-1 can be seen below.