negative-feedback amplifier

基本解釋

The input and output resistances of a negative-feedback amplifier is calculated by analytic method.
根據(jù)電路原理，應用解析方法導出了四種形式負反饋放大器的輸入、輸出電阻關系式。
At the power output, OCL complementally and symmetrical power amplifier is adapted. The output sine voltage becomes smooth and stable by adding voltage-negative-feedback to power amplifier.
在功率輸出級采用OCL互補對稱功率放大電路，并對該功放電路增加電壓負反饋，使得輸出的正弦電壓信號平滑而穩(wěn)定。
The article analyzes the frequency characteristics of RC series parallel circuits and the symmetrical circuits, through studying the effectiveness of the positive-negative feedback to the amplifier.
從正、負反饋對放大器性能影響出發(fā)，分析RC串、并聯(lián)電路及其對偶電路的頻率特性。