The SLSM5-612 from Luff Research, an Ironwave Technologies Company is a Frequency Synthesizer with Frequency 6 to 12 GHz, Step Size 1 kHz, Reference Frequency 10 MHz, Output Power 13 to 15 dBm, Harmonics -17 dBc. Tags: Module with Connectors. More details for SLSM5-612 can be seen below.