555 Touch-sensitive switch circuit diagram


Posted on Mar 28, 2007

As shown in FIG touch sensor switch circuit diagram The circuit consists of step-down rectifier circuit 555 and flip-flops. When the hand touches the metal sheet A, sensor sign


555 Touch-sensitive switch circuit diagram
Click here to download the full size of the above Circuit.

al causes the internal comparator flip 555 is set, K pull, contact K1-1 closed; if more trigger at A, then K release, K1-1 disconnected.




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