我公司（迅捷科技）生产的一款家庭用 KTV点播机的PCB印刷线路板图。很详细，采用了混音电路之王M65831，音调处理次用了典型的T型电路。行家一看就明白了。音质好。-I (rapid technological) production of a family KTV-on-demand machines with PCB PCB map. Very detailed, using a mixer circuit King M65831, tone processing time with a typical T-type circuit. Experts to look to understand. Good sound quality.