论文部分内容阅读
一、主要技术指标本频率合成器是根据机载航空电台而设计的,它具有如下的主要技术指标。1.频率范围:VHF段:100兆赫～149.9兆赫。UHF段:225兆赫～399.9兆赫。2.频率跳步:100千赫。3.频率稳定度:±20×10~(-6)(主要根据标准晶体的频率稳定度)。
First, the main technical indicators The frequency synthesizer is based on airborne radio stations and design, it has the following main technical indicators. 1. Frequency range: VHF segment: 100 MHz ~ 149.9 MHz. UHF segment: 225 MHz to 399.9 MHz. 2. Frequency jump: 100 kHz. 3. Frequency stability: ± 20 × 10 ~ (-6) (mainly based on the standard crystal frequency stability).