Anoiher signal with 90 degree delay is obtained by phase shift circuit. The accurate and stable circle counting is done by a reversible counter.
通过移相电路获得相差90度的另一路信号，然后用可逆计数器实现稳定准确的周期计数。
The low-voltage driving circuit is adopted to drive a piezoelectric ceramic phase shifter to shift the phase of the reference beam, so as to make the instrument lighter, smaller and cheaper.
采用低压驱动电路驱动压电陶瓷相移器对参考光束进行相移，从而使仪器质量减轻、体积缩小、成本降低。
This article introduces the characteristics of stabilized arc circuit, sync shift-phase circuit, trigger circuit and control circuit, also illuminates each unit circuit.
介绍了稳弧电路、同步移相电路、触发电路及外特性控制电路的设计特点，对各单元电路进行了具体的分析。
A new "phase shift type" vernier drive circuit which provides the analog power for step motors is presented in this paper.
本文提出了一种新型的“移相式”微步驱动电路，该电路向步进电动机提供一个模拟电源。
If we introduce the ladder-shaped circuit simple in good time, the oscillating frequency and oscillating condition of rc phase shift oscillating can be worked out easily.
如果能适时地引入梯形电路的简单介绍，则rc移相式振荡电路的振荡频率及振荡条件可以容易地求出。
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。
In this paper, several phase shift methods generally used in accurate test and measurement are discussed. The minor angle circuit is superfacially analyzed mainly.
对精密测试中常用的几种移相方法进行了讨论，主要浅析小角度电路移相方法。
The use of resistance and capacitor in phase-shift control circuit makes it much simpler when the electricity-saving targets are the same.
本文阐述一种以电流为取样讯号，采用阻容移相控制电路的异步电动机轻载节能器，在节电指标相仿的情况下，使线路大大简化。
The final analysis proved that a phase-shifting surge SPWM optimal control of the inverter, a simple control circuit, in the phase shift smaller, better quality waveform.
最后分析证明了采用移相调压最优SPWM控制的逆变器，控制电路简单，在移相角较小时，波形质量较好。
With the shift-phase modulated multiple chopper circuit, the equivalent switch frequency can be improved, so it can be used in large power occasion.
采用移相调制的多重斩波电路，可以提高等效开关频率，因此可应用在中大功率场合。
It pointed out that motor torque may be increased by double electric capacity phase-shift circuit.
指出，采用双电容移相线路可增大电机力矩。
Rc phase-shift circuit current mainly by the capacitor voltage is 90 degrees ahead of this feature.
移相电路主要是由电容器的电流超前电压90度这一特性。
Rc phase-shift circuit current mainly by the capacitor voltage is 90 degrees ahead of this feature.
移相电路主要是由电容器的电流超前电压90度这一特性。
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