Circuits DIY – Page 351

In this modern era, the Fire Alarm circuit has great importance in different places. This includes banks, architecture, modern buildings, da…

Heat Sensor circuit has numerous applications in our daily life including in companies, industries, shopping malls, and residential areas fo…

Fire sensor circuits are very useful in detecting any smoke or fire in a mall or building. This tutorial helps us to design a simple Fire Se…

There are so many different mosquito repellent solutions like coils, liquid vaporizers, and creams, all have possible adverse effects on hea…

Wireless control using IR has become a popular trend in today's electronics. Remote controllers using IR can control a wide array of devices…

A Heatbeat Sensor is a monitoring device that measures the heart rate i.e the speed of the heartbeat. A person’s heartbeat is the sound of t…

A piano is a musical instrument that produces different types of sounds when we press different buttons. In this tutorial, we will show you…

The MOSFET (Metal Oxide Semiconductor Field Effect Transistor) is a semiconductor device that is widely used for amplifying and switching el…

Pull-up and Pull-down resistors are very common when using microcontrollers or any other digital logic device. The input and output pins of…

Nowadays, different types of doorbells are available in the market and they produce different types of sounds depending on their circuitry…

The 555 timer IC was developed by Signetic Corporation in the year 1970. It is basically a monolithic timing circuit that produces accurate…

A flashing Led circuit aka Blinking led circuit is one of the simple circuits to make in Electronics Projects that demonstrate to the viewer…

In this tutorial, we will show you how to make a simple PCB holder using cheap household items. The total cost of this project is around 1$…

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