One of the difficult and key items in analog electronics teaching is the dynamic analysis of basic amplifying circuit.
基本放大电路的动态分析是模拟电子技术教学中的一个重点，同时也是一难点。
Basic amplifying circuit is one of teaching emphases and difficulties in Analog Electronic Technology course as well as the theoretic foundation of the follow-up courses.
在《模拟电子技术》的课程教学中，基本放大电路是教学的重点和难点之一，更是课程后续内容学习的基础。
The paper introduces a new kind of AC AC amplifying circuit for ultrasonic vibration cutting.
本文介绍一个用于超声振动切削的新型AC - AC放大电路。
The observation circuit consists of 555 infrared emitting circuit, amplifying circuit and frequency decoding circuit.
监测电路包括555红外发射电路，放大电路以及频率译码电路。
The selecting frequency network usually located in the amplifying circuit, or located in the positive feedback network.
其中的选频网络一般可以设置在放大电路中，也可以设置在正反馈网络中。
Optic detecting and amplifying circuit makes the optoelectronic signals exchange, amplify, filter and get the voltage signals.
光探测及放大电路实现信号的光电转换并放大、滤波，得到清晰的电压信号。
The simulated measurement is carried out by designed time amplifying circuit. The measurement result is basically in agreement with that of theory analysis.
用设计的电路进行了时间间隔模拟放大测量，测量结果和理论计算基本一致。
A control circuit comprises a band-pass circuit, a primary amplifying circuit, a differential detection circuit, a demodulator circuit, a lowpass filter circuit, etc.
控制电路部分由带通电路、一级放大电路、差动检测电路、解调电路、低通滤波电路等部分组成。
A control circuit part comprises a band-pass circuit, a primary amplifying circuit, a differential detection circuit, a demodulation circuit, a low-pass filtering circuit and the like.
控制电路部分由带通电路、一级放大电路、差动检测电路、解调电路、低通滤波电路等部分组成。
This article analyses influence on inside resistance in the signal source on circuit in 3 ways: monopole amplifying circuit, multilevel amplifier circuit, and negative feedback amplifier.
本文从单级放大电路、多级放大电路、负反馈放大电路三个方面，分析了信号源内阻对电路的影响。
The utility model relates to a two-polarity ultrasonic transducer, composed of a fastener, a reflecting plate, a piezocrystal, a sound direction output plate, and an oscillation amplifying circuit.
本实用新型涉及一种双极式超声波换能器，它由紧固件、反射板、压电晶体、单向输出板、振荡放大电路等组成。
The utility model relates to a two-polarity ultrasonic transducer, composed of a fastener, a reflecting plate, a piezocrystal, a sound direction output plate, and an oscillation amplifying circuit.
本实用新型涉及一种双极式超声波换能器，它由紧固件、反射板、压电晶体、单向输出板、振荡放大电路等组成。
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