First, this paper introduces the background and block diagram of this frequency source, and then introduces the scheme of the sub-harmonic sampling phase-lock loop and push-push DRO.

• 本文首先介绍了该频率源的设计背景及电路方案,然后介绍了锁相环路、电调谐介质谐振器稳频振荡器(Vt-DRO)的设计过程。