The SYS3X3842 from Narda-MITEQ is a Frequency Multiplier with Input Frequency 12.6 to 14 GHz, Output Frequency 38 to 42 GHz, Input Power 12 dBm, Output Power 15 to 16 dBm, Harmonics -70 to -60 dBc. Tags: Module with Connectors, Active. More details for SYS3X3842 can be seen below.