Laser Security Alarm Circuit
Security is main concern for various buildings, houses and offices. There are a variety of security alarms available in market which uses various types of technology for intruder detection like infrared sensors, motion sensors, ultrasonic sensors, laser sensors, etc. In this circuit tutorial we are going to build a laser...
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Simple Water Level Indicator Alarm with Buzzer
Water tank overflow is a common problem which leads to the wastage of water. Though there are many solutions to it like ball valves which automatically stop the water flow once the tank gets full. But being an electronics enthusiastic wouldn’t you like an electronic solution for it? So...
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