The ATX13-423 from Wright Technologies is a Frequency Multiplier with Input Frequency 2.62 to 3.13 GHz, Output Frequency 10.48 to 12.52 GHz, Input Power 10 dBm, Output Power 23 dBm (Sat), Harmonics -20 dBc. Tags: Module with Connectors. More details for ATX13-423 can be seen below.