The amplifier input is a voltage proportional to the photocurrent signal produced by a photodiode, which is irradiated by a modulated light beam at the same chopper frequency.
放大器输入为电压信号，与光敏二极管产生的光电流信号成比例。调制光柱以断路器同样的频率照射光敏二极管。
DEMODULATION, The process of retrieving information (modulation) voltage from a modulated carrier voltage.
解调，从载波电压中获得调制电压的处理过程。
The PZT is modulated by periodicity voltage and the fiber grating fixing on the it is also modulated by PZT.
用交变电压调制固定在光纤光栅上的PZT，同时对施加在光栅上的应力进行测量。
The "half-wave voltage" usually was used to assess the modulated property of different eleetrooptic crystals.
调制晶体的性能好环，通常是由半波电压和消光比这二个量来表征的。
The paper presented the theory of sine-wave and square-wave modulated high-voltage amplifier and deduced the formula for calculating its efficiency.
介绍了基于正弦波和方波调制的高压放大器的不同工作原理，并对其出力系数进行了推导。
Thus, the bias voltage could be modulated to be 0. This saved the bias setup is benefited to system integration and pointed out way of realizing biasless bistable device.
用此一性质可将偏置电压调制为零省去偏置系统，利于系统集成，为实现无偏压双稳系统指明了方向。
The PZT is modulated by periodicity voltage and the fiber grating fixing on the it is also modulated by PZT. The measured resolutions in experiment are good agreement with ones in theory.
用交变电压调制固定在光纤光栅上的PZT，同时对施加在光栅上的应力进行测量。
This paper presents a pulse density modulated (PDM) series resonant inverter developed for plastic film surface treater. The use of the PDM inverter enables the constant frequency and voltage.
该文介绍了一种采用脉冲密度调制(PDM)控制策略的串联谐振型塑料薄膜表面处理电源的研制。
The experimental study for the two forms of high-voltage amplifiers shows that the efficiency of square wave modulated high-voltage amplifier increases more than 80%.
对高压放大器进行实验研究的结果表明，方波高压放大器比正弦波高压放大器出力系数增加80%以上。
Cascade multilevel inverter has extensive application in the high voltage variable frequency modulated Speed System for its numerous advantages.
级联式多电平逆变器因其具有众多的优点，在高压变频调速领域中得到广泛应用。
In this paper, a design and manufacture of a power supply of high and stabilized voltage of d. C. of 400-1500 volt which is continuously modulated is presented.
本文介绍一种从400 ~ 150 0伏连续可调直流稳压电源的设计与制作，其设计思想可移植到其他高压稳压电源中。
In this paper, a design and manufacture of a power supply of high and stabilized voltage of d. C. of 400-1500 volt which is continuously modulated is presented.
本文介绍一种从400 ~ 150 0伏连续可调直流稳压电源的设计与制作，其设计思想可移植到其他高压稳压电源中。
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