The PE8033 from Pasternack Enterprises Inc is a Limiter with Frequency 2 to 18 GHz, Flat Leakage 0.06 W, Flat Leakage 18 dBm, Peak Flat Leakage 20 dBm, Peak Flat Leakage 0.1 W. Tags: Module with Connectors, PIN-Schottky Diode. More details for PE8033 can be seen below.