The first circuit, and the hijackers, the driver of the car was designed to force. Ignition is switched on if the door is open – a trip the circuit. A few minutes late – the thief is a safe distance – the sound of the alarm and the engine will fail. – วงจรป้องกันขโมยแบบ 2 ระบบ [...]
The two-alarm timer circuit is based on 555. If someone opens the car door, the alarm sound an alarm circuit is armed. The timer, with the sound of a car horn can leave. To enable S1, the need to close the circuit. Alarm, the opening of the s2 (normally) out of it with about 5 [...]
The Travel Touch Anxiety can be acclimated to accommodate a aural anxiety if anyone touches the aperture bulge or handle of your auberge room. The aperture bulge or handle have to be fabricated of metal for the ambit to work. The capital dent in the ambit is a 555 timer which will be triggered if [...]
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