Circuits DIY – Page 355

In this tutorial, we will show you how to make a “Clap Switch” using a 555 timer IC. This circuit can be used to control AC loads such as li…

Bluetooth Communication is a 2.4GHz frequency-based RF Communication which has a range of approximately 10 meters. It is one of the most pop…

Fire alarm circuits in commercial buildings like offices, movie theaters, and malls have become a necessity. There are many typical and comp…

The Simple fire alarm circuit is highly sensitive but inexpensive. A sensitive Fire Alarm circuit gives an audio-visual buzzer sound wheneve…

LM35 is a three-terminal linear temperature sensor from National semiconductors, whose output voltage varies according to the temperature ar…

An IR sensor is an electronic device that emits and detects IR radiations in order to sense the changes that occur in their surroundings. Th…

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…

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