trigger amplifier

A basic construction and operation principle of thyristor trigger circuit which consists of integrated operational amplifier is described and the application of the thyristor trigger circuit in speed control of direct current low power motor is introduced.

叙述了由运算放大器组成的晶闸管触发电路的基本结构、工作原理，并介绍了该触发电路在小功率晶闸管直流调速系统中的应用。

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Because of more trouble in discrete component circuits of auto-matic voltage regulator, integrated component circuits which substituted for shift trigger 、 puls amplifier and voltage stabilized power supplies of the JKLZ& 1 type excitation device were presented.

针对自动励磁调节器中分立元件电路存在故障率高的问题，本文就JKLZ&1型装置中的移相触发、脉冲放大电路及稳压电源提出了集成化电路。

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The main error sources of pulse width measurement, including counter's repeatability, trigger level timing error, time base error, the amplifier hysteresis error, LSD displayed error, etc. are analyzed.

分析了脉冲信号源脉宽测量时的主要误差来源，包括计数器测量重复性、触发定时误差、时基误差、放大器滞后误差、分辨力误差等；

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