Abstract: In this paper, we describe the design and function, application of the power unit controller for mini RF excited CO2 laser, pulse width modulation (PWM) is the convenient way to vary the laser average output power from 1%to 100%of maximum.

• 文摘:述了小型RF激励CO2激光器的功率控制器设计、功能和应用，根据脉宽调制原理可以方便地把激光功率从1%25变化到100%25。