The ZX05-U63 from Mini Circuits is a RF Mixer with RF Frequency 3800 to 6000 MHz, LO Frequency 3100 to 5700 MHz, IF Frequency 1600 to 2500 MHz, Conversion Loss 7 to 8.6 dB, P1dB 1 dBm. Tags: Module with Connectors, Up-Conversion Mixer. More details for ZX05-U63 can be seen below.