The MX3M320400 from Narda-MITEQ is a Frequency Multiplier with Input Frequency 10.666 to 13.333 GHz, Output Frequency 32 to 40 GHz, Input Power 8 to 12 dBm, Harmonics -55 dBc, Conversion Loss 16 dB. Tags: Module with Connectors, Passive. More details for MX3M320400 can be seen below.