The ZX05-42MH from Mini Circuits is a RF Mixer with RF Frequency 0 to 4200 MHz, LO Frequency 0 to 5 MHz, IF Frequency 5 to 3500 MHz, Conversion Loss 7.5 to 9.8 dB, LO/RF Isolation 29 dB. Tags: Module with Connectors. More details for ZX05-42MH can be seen below.