SW-420 Grove – Vibration Sensor Module
Introduction Sw-420 is a non-directional vibration sensor that can be used at any angle. When a force applies, … Read more
Alarm Circuits
Unlock 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.
High & Low Voltage Cut off with Delay & Alarm
Introduction In electronics, both voltages and under voltages can harm and damage the devices. Especially, high voltages are … Read more
Simple Water Level Indicator – Electronics Projects
Liquid-level indication systems are cheap, durable & easy to design. They are essential in many facets of today’s … Read more
How to Make a Laser Tripwire Alarm Circuit
Introduction In this new era where we cannot rely on the old traditional security systems, many modern security … Read more
Fire Alarm Circuit Using a Thermistor & LM358 Op-Amp IC
What is a Fire Alarm? A Fire alarm is a simple electronic circuit that determines the presence of … Read more
Door Security Alarm Circuit using Magnetic Reed Switch
Introduction In the modern era where everything relies on technology, using a simple lock key for security is … Read more
Low-Cost Earth Quake Alarm using Arduino
Introduction Earthquakes produce disasters. It not only destroys and harms areas, but it also kills people. Moreover, because … Read more
DIY Shock Sensor with a Speaker
Introduction Do you know that with the help of a standard speaker, you can make a sensor? Yes, … Read more
Coolest Motion Detection Sensor Ever
Introduction A security alarm for intruders may definitely make you feel more at ease and help you sleep … Read more
DIY Arduino Fire Alarm System Homemade
Introduction Consider yourself fortunate if you have never had to recover from a fire. However, one of the … Read more
Screaming Alarm Circuit using IC 555
Introduction Introducing the ultimate solution to sleepy mornings! Tired of your bland alarm clock not doing the trick? … Read more
2 Simple Electronic Gong Circuits
Introduction Are you ready to make some noise? Because that’s exactly what we’re going to do in this … Read more
Simple Smoke Detector Circuit
Introduction Fire safety is a crucial aspect of any household. A smoke detector is an essential device that … Read more
Simple 220V Ding Dong Bell Circuit
Introduction Bring a touch of nostalgia to your electronic projects with this tutorial on building a simple 220V … Read more
Low Voltage Alarm Circuit
Introduction Low-voltage alarm circuits are essential to maintaining electrical systems’ safety and efficiency. These circuits are designed to … Read more
Capacitive Proximity Sensor Alarm Circuit
Introduction Are you looking for an added layer of security for your home or business? Imagine a world … Read more