Results tagged #Touch Plate in Circuits
Touch Plate Circuit With High Sensitivity PCB
Here is a high sensitive touch plate circuit using NE555 which turns on a buzzer when anyone touches the metal plate or by hovering his hand...
Bridging Touch Plate Sensor Circuit
In This circuit, two 567 tone decoders are used. One is an oscillator, the other is a detector. Bridging TP1 and TP2 causes U2 to receive U...
Capacitance operated alarm to foil purse snatchers
As long as touch plates (1) are touched together, the alarm is off. If not held for about 30 seconds, the alarm goes off. The circuit can be...