The PE8034 from Pasternack Enterprises Inc is a Limiter with Frequency 4 to 8 GHz, Flat Leakage 0.01 W, Flat Leakage 13 dBm, Input Power 30 dBm, Input Power 1 W. Tags: Module with Connectors, PIN-Schottky Diode. More details for PE8034 can be seen below.