10 GHz Transverter Construction by K5TRA The IF frequency is 50 MHz for an RF frequency of 10,368.0 MHz. A 644.8750 MHz reference is generated by a Silicon Labs Si530 chip. The output of the Si530 is multiplied x16 with a Hittite HMC445LP4E chip to yield an output level of +4 dBm. http://k5tra.net/10GHz.html