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。
Low jitter trigger circuit and wide band amplifier of fast electronics 快电子学低晃动触发电路和宽带放大器的研究与分析
Trigger for controling turn-on angle of thyristor in large range is suggested by operational amplifier and time base circiut in the paper. 本文提出用集成运算放大器和时基电路产生大范围控制晶闸管导通角的触发信号,具有可靠性高,功耗小,调控范围大,调试容易等特点。
The shift trigger pulse of the thyristor trigger circuit with integration amplifier is generated by comparing directly principle of three-phase AC and shift-phase control voltage. 该晶闸管触发器采用集成运数放大器,移相触发脉冲的形成是根据三相交流电的各相与移相控制电压直接比较原理实现的。
How to turn the signals into acceptable trigger pulse is the task of the trigger circuit, which includes trigger source choice circuit, coupling types choice circuit, trigger amplifier and comparator. 触发信号调理电路主要包括触发源选择,耦合类型选择,触发放大器和触发比较器等组成部分。
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;
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。