论电压串联负反馈放大器放大系数的条件  

On the Conditions of the Amplification Coefficient of the Voltage Series Negative Feedback Amplifier

作　　者：郑崇伟[1] 

机构地区：[1]温州师范学院物理系,温州325003

出　　处：《温州师范学院学报》1999年第3期32-34,共3页Journal of Wenzhou Teachers College(Philosophy and Social Science Edition)

摘　　要：本文推导了二级电压串联负反馈放大器电压放大倍数，指出了Kf＝1十Rf／Rel成立的条件。This paper derives the voltage arnplification factor of two-stage voltage seriesnegative feedback amplifier, points out the conditions for Kf = 1 + Rf/Rel, and puts forwardmeasures to improve the circuit,

关 键 词：电压放大倍数 电压串联负反馈 反馈放大器 

分 类 号：TN722.55[电子电信—电路与系统]