介绍了计算机控制的宽带频率特性测试系统的设计。
Design of computer controlled wide range frequency response measurement system is introduced.
本文介绍电液伺服阀频率特性的压差式测试原理及频率特性测试仪的硬软件结构、原理及特点。
This paper presents the principle, hardware structure, and features of a frequency characteristics instrument for electro-hydraulic servo valves.
扫频仪也称频率特性测试仪，用于测试网络的幅频特性和相频特性，在现代电子测量中占有重要的位置。
The digital tester for frequency response characteristic, which is also called frequency-sweeping instrument, plays a very important role in modern electronic measurement.
提出了用8031单片机及相应接口电路来完成系统动态频率特性测试的方法，给出了硬件的电路原理图，介绍了软件设计。
A method for measuring the dynamic frequency characteristics of a system with 8031 single chip microcomputer was presented, the circuit diagram was given and the software designing was introduced.
前者是通过对载波信道的频率特性时变性测试、分析，实现信号平稳传输。
The former realizes steady transmission of signal by testing and analysing the carrier channel's frequency characteristic .
通过对电子线路实验中存在的几个典型问题的分析，讨论测试仪器频率特性给实验带来的局限性和测量误差，并提出了消除这种测量误差的解决方案。
With the analysis of some typical questions in electronic circuit experiments, the measure error coming from the frequency response of test instruments is discussed.
本文通过分析放大器瞬态特性和频率特性的关系，提出用瞬态测试法对放大器频率特性进行调试的方法。
In this paper, author analysis the relation between transient characteristic and frequency characteristic, and a method regulating frequency characteristic of amplifier is put for-wand.
测试了RF天线的频率特性。
设计的虚拟仪器既适用于对开环系统又适用于对闭环系统的频率特性进行测试。
Using this virtual instrument, the frequency characteristics of both open-loop system and closed-loop system can be measured.
频率特性分析仪用于测试网络的幅频和相频特性。
Frequency response analyzer is used to measure the amplitude-frequency characteristic and phase-frequency characteristic of the networks.
为便于测试系统的频率特性，要求输出幅频特性平和波形失真小。
In order to facilitate the testing of the system frequency characteristics of the output requirements of moderate amplitude waveform distortion small.
为便于测试系统的频率特性，要求输出幅频特性平和波形失真小。
In order to facilitate the testing of the system frequency characteristics of the output requirements of moderate amplitude waveform distortion small.
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