The paper presents a fast agile frequency synthesizer of low spurious, low phase noise.
系统地介绍了一种低杂散、低相位噪声、快速捷变频频率合成器的实现途径。
This paper gives the design and experimental results of low noise NPLL frequency synthesizer and concludes that the passive loop filter is more suitable for low noise design than active loop filter.
介绍低相噪NPLL频率综合器的设计及实验结果。提出用无源环路滤波器比用有源环路滤波器更好，可获得低相噪设计。
Low temperature coefficient, high precision, low noise, and good high frequency performance.
温度系数小、精度高、噪声低、高频性能好。
The purpose of this project is to design a wide frequence band, fine frequency step, low phase noise and low spur synthesis sweeping source suited for the spectrum analyser.
本课题的目的是设计一个适用于该频谱分析仪的宽频率范围、精细频率步进、低相噪及低杂散的合成扫频源。
A fast agile frequency synthesis source of low spurious and low phase noise is presented in the article.
文中介绍一种低杂散、低相噪、快速捷变频频综源的实现途径。
The design principle is described for low frequency integrated operational amplifier XD1531 with low noise.
本文阐明了低频低噪声运放XD1531的设计原理。
An approach of a low spurious, low phase noise, agile frequency synthesizer was presented.
研究一种跳频通信机低杂散、低相噪快速捷变频率合成器的实现途径。
Equipped with high speed and high power electric spindle powered by static frequency convertor, featuring low energy consumption and low noise.
采用高速大功率电动砂轮轴，由静止变频器供电，能耗低、噪声小。
A method to realize a wide frequency-coverage frequency synthesizer with low spurious level and low phase noise level is proposed in this paper.
提出了一种实现宽覆盖、低相位噪声、低杂散的频率合成方法。
Gujing Rui said, you can also prevent low-frequency noise by installing glazed Windows to reduce low-frequency noise.
贾景瑞说，也可以通过安装防低频噪音隔音玻璃来减轻低频噪音。
During signal processing, choosing low noise, high-precision, low-power amplifier AD620 as a pre-amplifier, and high-and low-pass filter and the frequency notch filter removal of interfering signals.
在信号处理中选用具有低噪声、高精度、低功耗放大器ad620作为前置放大器，并以高、低通滤波器和工频陷波器清除干扰信号。
During signal processing, choosing low noise, high-precision, low-power amplifier AD620 as a pre-amplifier, and high-and low-pass filter and the frequency notch filter removal of interfering signals.
在信号处理中选用具有低噪声、高精度、低功耗放大器ad620作为前置放大器，并以高、低通滤波器和工频陷波器清除干扰信号。
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