The MAX5M115125 from Narda-MITEQ is a Frequency Multiplier with Input Frequency 2.3 to 2.5 GHz, Output Frequency 11.5 to 12.5 GHz, Input Power 8 to 12 dBm, Output Power 11 dBm, Conversion Loss 3 dB. Tags: Module with Connectors, Active. More details for MAX5M115125 can be seen below.