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Entries Tagged as 'Alarm'



Simple Alarm Power Supply Circuit Design

October 10th, 2010 · No Comments

Alarm Power Supply Circuit Diagram

Simple Alarm Power Supply Circuit Diagram. This circuit design provide an output of 12-volts, with a current of up to 1-amp which is suitable for the Modular Burglar Alarm.

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Simple Car Alarm PCB Circuit Board Design

September 12th, 2010 · No Comments

Car Alarm PCB Circuit Board

Simple Car Alarm Circuit Board PCB Design. A car alarm works by emitting high-volume sound when the conditions necessary for triggering are met in an attempt to discourage theft.

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Simple Fire Alarm Circuit Diagram using NE555 IC

September 11th, 2010 · 1 Comment

Fire Alarm Circuit Diagram

Simple Fire Alarm Circuit Diagram using NE555 IC. In this circuit design, the thermistor offers a low resistance at high temperature and high resistance at low temperature. A fire alarm system usually consists of central control panel, bells or horns and other sensors.

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Designing Burglar Home Alarm Circuit

September 2nd, 2010 · No Comments

Burglar Home Alarm Circuit Diagram

The following page outlines detail information regarding how to design a simple Burglar Home Alarm Circuit. Its features include automatic Exit and Entry delays and a timed Bell/Siren Cut-Off.

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Designing Laser Door Alarm Circuit Diagram

July 29th, 2010 · 3 Comments

Laser Door Alarm Circuit Diagram

The following page outlines detail information on how to design a door alarm circuit diagram based in the interruption of Laser beam. When somebody breaks the laser path, the alarm will be generated for few seconds.

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