The ASX12-223 from Wright Technologies is a Frequency Multiplier with Input Frequency 3 to 6 GHz, Output Frequency 6 to 12 GHz, Input Power 0 to 10 dBm, Output Power 23 to 25 dBm (Sat), Harmonics -20 dBc. Tags: Module with Connectors. More details for ASX12-223 can be seen below.