The PE88X2003 from Pasternack Enterprises Inc is a Frequency Multiplier with Input Frequency 4 to 10.5 GHz, Output Frequency 8 to 21 GHz, Input Power 6 dBm, Output Power 10 to 14 dBm, Harmonics 16 dBc. Tags: Surface Mount, Module with Connectors, Active. More details for PE88X2003 can be seen below.