The function of digit trigger circuit is used to turn voltage of simulate trigger circuit to a digit, one to adjust to conduction angle and more to control the trigger pulse by controlling the digit.

• 数字式触发电路是将模拟式触发电路中的控制电压转变成数字量,通过对数字量的控制,达到对导通角的调节,从而控制触发脉冲。