The ZFR-20000-09 from EM Research is a Frequency Synthesizer with Frequency 4 to 20 GHz, Step Size 10000 KHz, Reference Frequency 10 MHz, Output Power 10 dBm, Harmonics -20 to -15 dBc. Tags: Module with Connectors, Tunable Frequency. More details for ZFR-20000-09 can be seen below.