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介绍一个专用甚高频频率合成器的设计方案和实施中的一些关键技术.该合成器输出频率范围为99.3MHz~100.7MHz;步距分粗(20kHz)细(100Hz)两档;输出短期频率的稳定度为3×10(-9)/25ms和1×10(-10)/s.
Describes the design of a dedicated VHF frequency synthesizer and some of the key technologies in implementation. The output frequency range of the synthesizer is 99.3MHz ~ 100.7MHz; the pitch is coarse (20kHz) and fine (100Hz) in two steps; the stability of the output short-term frequency is 3 × 10 (-9) / 25ms and 1 × 10 -10) / s.