Simple Door Knob Touch Alarm Circuit is constructed by using timer IC 555 and few easily available…
Tag: touch alarm
IC 555 Based Touch Alarm
IC 555 used in many simple and useful circuits, every electronics hobbyist may surely tried IC…
Simple Door Knob Touch Alarm Circuit is constructed by using timer IC 555 and few easily available…
IC 555 used in many simple and useful circuits, every electronics hobbyist may surely tried IC…