The key technology of measuring time-resolved spectrum is to design and make the special light beam modulator that is used to the time-resolved spectrum detecting.
瞬态时间分辨谱测量方法的关键技术：设计和研制了专用于时间分辨谱采集分析的光束调制器。
The quasi-double-beam method is presented for measuring half-wase voltage of wave-guide modulator. The principle, installation and result of this method are discussed.
本文提出了测定波导调制器半波电压的准双光路方法，讨论了这种方法的原理，装置和实验结果。
In hardware, pulse jitter suppression circuit is applied during velocity measuring, The core of PWM modulator is 8253.
硬件上，测速时采用了脉冲去抖动电路，用8253构成PWM调制器。
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