电子科技
電子科技
전자과기
IT AGE
2012年
8期
20-22
,共3页
锁相环路%压控振荡器%改进型电容三点式振荡电路%电感三点式振荡电路
鎖相環路%壓控振盪器%改進型電容三點式振盪電路%電感三點式振盪電路
쇄상배로%압공진탕기%개진형전용삼점식진탕전로%전감삼점식진탕전로
PLL%VCO%improved three-dot capacitance oscillation%three-dot inductance oscillation
介绍了某导航设备频率合成器的原理。针对导航设备压控振荡器组件故障率高的缺点，对其进行了改进设计。设计中压控振荡器组件采用改进型电容三点式振荡电路，并对组件的实现方法进行了阐述。经过生产验证，新压控振荡器组件生产性好、调试量小、输出频率稳定、抗震性好、工作可靠、满足整机性能指标，完全可以替代原压控振荡器组件。
介紹瞭某導航設備頻率閤成器的原理。針對導航設備壓控振盪器組件故障率高的缺點，對其進行瞭改進設計。設計中壓控振盪器組件採用改進型電容三點式振盪電路，併對組件的實現方法進行瞭闡述。經過生產驗證，新壓控振盪器組件生產性好、調試量小、輸齣頻率穩定、抗震性好、工作可靠、滿足整機性能指標，完全可以替代原壓控振盪器組件。
개소료모도항설비빈솔합성기적원리。침대도항설비압공진탕기조건고장솔고적결점，대기진행료개진설계。설계중압공진탕기조건채용개진형전용삼점식진탕전로，병대조건적실현방법진행료천술。경과생산험증，신압공진탕기조건생산성호、조시량소、수출빈솔은정、항진성호、공작가고、만족정궤성능지표，완전가이체대원압공진탕기조건。
The principles of a navigation equipment＇s frequency synthesizer are introduced. To reduce the high malfunction rate of its voltage control oscillation subassembly, an improved voltage control oscillation is designed. In this design, the voltage control oscillation subassembly is implemented by an improved three-dot capacitance oscilla- tion circuit. Its implementation method is presented. This voltage control oscillation subassembly has good perform- ance, simple testing, stable output frequency and good reliability. It meets the performance index of the complete device and dan replace the original voltage control oscillation subassembly.
