The ASX40B-420 from Wright Technologies is a Frequency Multiplier with Input Frequency 10 to 20 GHz, Output Frequency 20 to 40 GHz, Input Power 10 dBm, Output Power 20 to 22 dBm (Sat), Harmonics -20 dBc. Tags: Module with Connectors. More details for ASX40B-420 can be seen below.