The ACLM4619F from Cobham Signal & Control Solutions is a Limiter with Frequency 2 to 18 GHz, CW Flat Leakage 13 dBm, CW Flat Leakage 0.01 W, Flat Leakage 0.01 W, Flat Leakage 13 dBm. Tags: Module with Connectors, PIN Diode. More details for ACLM4619F can be seen below.