航天测量雷达中锁相稳频源的设计

Design of a Stabilized Frequency Source Using Phase Locked Loop for Astronautic Surveying Radar

采用Ｓ１６３４分频器和ＳＸ８０６数字锁相电路，研制出适合Ｃ波段航天测量雷达应用的锁相稳频源。介绍了该电路的设计考虑和参数的选取。设计制造出的电路经历了各种恶劣环境的考验，证明其工作稳定可靠，效果良好。

A stabilized frequency source based on phase locked loop for C Band astronautic surveying radar has been developed by using S1634 frequency divider and SX806 digital phase locked loop circuit Considerations on the design of the frequency source are discussed The circuit developed has survived various worst cases,and its operation is stable and reliable