The PE11S3902 from Pasternack Enterprises Inc is a Frequency Synthesizer with Frequency 5 to 10 GHz, Step Size 1 to 200 MHz, Output Power 18 dBm, Harmonics -30.5 to -18.5 dBc, Current 480 mA. Tags: Module with Connectors, PLL Frequency Synthesizer. More details for PE11S3902 can be seen below.