The PE8018 from Pasternack Enterprises Inc is a Limiter with Frequency 500 MHz to 2 GHz, Flat Leakage 0.07 W, Flat Leakage 19 dBm, Input Power 30 dBm, Input Power 1 W. Tags: Module with Connectors, PIN-PIN Diode. More details for PE8018 can be seen below.