It can transmit audio frequency signal and video frequency signal at the same time.
本系统能同时传送视频和音频两路信号。
Quartz resonance force sensor is a digital sensor with frequency signal as its output form.
石英谐振式力传感器是一种输出为频率信号的数字式传感器。
The first tuner receives the first radio frequency signal and outputs a first digital signal.
第一个调谐器接收首款射频信号和输出第一个数字信号。
In the fourth chapter, the model of the SAR echoed signal with stepped frequency signal is presented.
第四章给出了基于频率步进信号的SAR回波信号模型。
Venation wave spectrum analysis finds out shape-structure change of mid-frequency signal fluctuation.
脉络波谱图分析查明了中范围（频率）信号波动的形态结构变化。
It trans - forms the speed signal into pulse frequency signal to measure speed and indicate the speed.
本文给出了一种齿轮测速的方法，将转速信号转化为脉冲频率信号进行测量和显示。
This article describes the design of a linear sweeping frequency signal generator using DDS technology.
本文介绍了利用DDS来产生线性扫频信号的射频信号发生单元的设计。
The method to get angle information from the conical-scanning stepped-frequency signal is investigated.
介绍了频率步进圆锥扫描体制中的目标角度信息的提取方法。
However, When dealing with high frequency signal, it has the drawbacks of low frequency domain resolution.
特性及自动调节的时频窗，可以聚焦到信号的任意细节，但对高频信号的频域分辨率较低。
It was observed from the low frequency signal on the microwave mixer that the wave form was clear and stable.
观察从微波混频器上取得的低频信号，波形清晰、稳定。
An economical technique is presented of conventional tape recording and replay for ultra-low frequency signal.
介绍一种经济实用的用普通磁带记录与回放超低频信号的方法。
Normally, Internet connections are maintained by encoding the data and transmitting it in a high-frequency signal.
通常来说，因特网互联是通过编码数据并以高频信号进行传输的。
The output of common ultralow frequency signal generator has only a few fixed waveforms which can not be changed.
常用超低频信号发生器的输出只有几种固定的波形，不能更改。
The localizer is composed of two parts:a constant current constant frequency signal source and a signal detector.
装置由恒流信号电源和信号检测装置两部分组成。
An adaptive line enhancer based on the above notch filter extracts the fundamental frequency signal from noisy data.
采用自适应谱线增强器从含有噪声的数据中提取出基频信号。
The mix-lookin detection technique for high frequency signal measurement with low frequency look-in amplifier is presented.
本文提出一种利用低频锁相放大器测量高频信号的混频-锁相检测技术。
This paper briefly introduced a practical system utilizing pulse frequency signal to achieve multipoint analogous monitoring.
简要介绍利用脉频信号实现多点模拟量监测的一种实用系统。
The high frequency signal receiving parts are high frequency receiving devices which are arranged on the four tires of a car.
所述高频信号接收部分为一个高频接收装置，安装在汽车的四个轮胎之间的位置上；
Method Based on the digital frequency synthesis theory and FPGA, the main part of a multi-frequency signal source is accomplished.
方法：根据数字频率合成理论，基于FPGA实现了多频信号源的核心部分。
RT100 is a portable three-frequency signal generator that can be used for a wide variety of testing and troubleshooting applications.
RT100是一种便携式的三频信号发生器，可用于各种测试和故障排除应用中。
GPS digitized intermediate frequency signal sampler was used to validate the algorithm of acquisition and tracking of software receiver.
采用GPS中频信号采样器采集实际GPS数据，对搜索和跟踪算法进行了验证。
To improve the range resolution of Mono-Pulse Train (MPT), the linear step frequency signal is introduced and used widely in modern radars.
为了提高脉冲串信号的距离分辨力，曾有文献提出了对子脉冲的载频进行线性递增的方法。
The circuit and method for obtaining equal measuring accuracy and response speed in a wider frequency signal range are discussed in this paper.
本文探求在较大的被测频率信号范围内获得相同的测量精度与响应速度的测量方法及电路。
Always, the processing of the audio frequency signal is mainly concentrated on speech processing, such as speech recognition and talks identify etc.
一直以来，音频信号的处理主要集中于语音识别、说话者识别等语音处理方面的研究。
The real arbitrary waveform generator that can generate single acoustic frequency signal modulated by Manning window and Gaussian window is developed.
成功地实现了汉宁窗、高斯窗调制的任意频率单音频信号的产生，达到了任意波形发生器的功能。
The high frequency signal propagation on power cable is demonstrated theoretically by solving transmission equation and analysing the stable solution.
通过对传输方程求解以及对稳态解的分析，从理论上说明了高频信号在动力电缆中的传播情况。
This system is designed by modularization, so it has high integration, wide application field, suits different frequency signal acquisition and analyse.
该系统采用模块化设计，集成度高、应用范围广，适合不同频率的信号采集与分析。
The function of a loop filter is to filter high-frequency signal out of the output voltage from PFD and CP, thus the output signal from VCO will be purified.
环路滤波器的作用就是滤除从PFD&CP出来的电压中的高频成分，从而纯化VCO的输出信号。
The function of a loop filter is to filter high-frequency signal out of the output voltage from PFD and CP, thus the output signal from VCO will be purified.
环路滤波器的作用就是滤除从PFD&CP出来的电压中的高频成分，从而纯化VCO的输出信号。
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