数字音量控制电路原理图
作者：dolphin
时间：2012-07-19
材料BOM表：
J1 = RCA Audio Input Socket
J2 = RCA Audio Input Socket
C1 = 0.1uF-16V Ceramic Disc Capacitor
C2 = 0.1uF-16V Ceramic Disc Capacitor
C3 = 0.1uF-16V Ceramic Disc Capacitor
IC1 = DS1669 (is available from Dallas SCo.
SW1 = Momentary Push ButtON Switch
SW1 = Momentary Push Button Switch
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