The SYS3J042072 from Narda-MITEQ is a Frequency Multiplier with Input Frequency 1.4 to 2.4 GHz, Output Frequency 4.2 to 7.2 GHz, Input Power 4 dBm, Output Power 12 dBm, Harmonics -20 to 15 dBc. Tags: Module with Connectors, Active. More details for SYS3J042072 can be seen below.