The ARL5359LC2A from Narda-MITEQ is a RF Mixer with RF Frequency 5300 to 5900 MHz, LO Frequency 5300 to 5900 MHz, IF Frequency 20 to 40 MHz, Image Rejection 18 dB, Conversion Gain 33 dB. Tags: Module with Connectors, Double Balanced Mixer. More details for ARL5359LC2A can be seen below.