Sound Activated Switch Using LM386 Amplifier IC
Sound-activated switches are designed to provide a mechanism through which one can turn on or off any electrical appliance remotely through…
SASidra Aziz2 min13k
Alarm Circuits
216 projectsUnlock the world of alarm circuits with our comprehensive collection designed to meet your security needs. Whether you're looking to safeguard your home, office, or industrial space, our range of alarm circuits provides reliable and customizable solutions. Explore a variety of circuit designs, from simple door alarms to sophisticated motion detectors and fire alarms. Our guides and tutorials offer step-by-step instructions, troubleshooting tips, and creative ideas for enhancing your security system. Find the perfect alarm circuit to protect what matters most to you and gain peace of mind with our expertly curated selection.
Car Engine Overheat Alarm using NE555
The automobile is a recombination of many things, like the transmission, AC, radiator, speedometer, level monitor and the list goes on. But…
Abdul Wadood1 min7.5k
Loud Door Security Burglar Alarm
In this tutorial, we are making a project of a loud door security burglar alarm. This circuit will activate an alarm that is louder than usu…
FZFariha Zahid1 min8.4k
Laser Burglar Alarm Security System UM3561
A laser burglar alarm is a security purpose alarm circuit that senses even a small interruption in its environment. It’s sensitive with a lo…
FBFizzah Beig1 min6.7k
Smart Morning Alarm using NE555 Timer
Waking up in the morning is quite a task for many people. The aim of this project is to build an alarm clock which will help people go get u…
SMSara Mukhtar2 min7.4k
Simple Laser Security Alarm Using LDR
A laser-based security system is a type of security alarm that uses a light sensor and laser light. In this tutorial, we are going to demons…
SMSara Mukhtar2 min50.5k
Automatic Light Fence Circuit with Alarm
The light fence circuit is used to detect the presence of any person or object in a specific area. The Light Fence Circuit detection range i…
ADArooha Dar1 min15.1k
Car Engine Overheat Detector Alarm
This circuit warns when a vehicle such as a car, jeep, bus, etc gets overheated, or its temperature rises above a safe level. The circuit wi…
ADArooha Dar2 min10.5k
High / Over Temperature Sensor Alarm
The high / over temperature sensor or detector alarm is a circuit that senses the temperature of the circuit and activates the alarm and fla…
ADArooha Dar1 min14k
Magnetic Door Alarm Circuit using Hall Sensor
The door alarm is a very popular protection system and is useful. They are used to see whether the Door is open or locked. We have also noti…
ADArooha Dar2 min10.2k
Low Battery Voltage Indicator Alarm
One of the primary reasons that weaken the rechargeable batteries is deeply discharging them to make the batteries work longer involves trea…
ADArooha Dar1 min15.3k
Morning Sunrise Alarm NE555 Timer
Morning/Sunrise alarm generates beep sounds and LED flashes according to the sunlight. The most fascinating aspect of this circuit is that t…
ADArooha Dar1 min8.9k
Heat / Temperature Sensor Alarm using NE555
Today we are going to demonstrate one of the easiest heat or temperature sensor alarms. The most interesting feature of this circuit is that…
FZFariha Zahid2 min19.5k
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