The SIM-63LH+ from Mini Circuits is a RF Mixer with RF Frequency 750 to 6000 MHz, LO Frequency 750 to 6000 MHz, IF Frequency DC to 1500 MHz, Conversion Loss 5.7 to 9.3 dB, LO Drive - Power 10 dBm. Tags: Surface Mount, Double Balanced Mixer, Down-Conversion Mixer, Up-Conversion Mixer. More details for SIM-63LH+ can be seen below.