The MAX3J047056 from Narda-MITEQ is a Frequency Multiplier with Input Frequency 1.56 to 1.86 GHz, Output Frequency 4.7 to 5.6 GHz, Input Power 3 to 8 dBm, Output Power 6 dBm, Conversion Loss 3 dB. Tags: Module with Connectors, Active. More details for MAX3J047056 can be seen below.