Wireless Transmitter and Receiver using RF Modules
Learn to make wireless transmitter and receiver using RF Modules. Also, learn about the circuit diagram and working of this project.
Smoke Detector Alarm Circuit
A Smoke Detector is a smoke sensing device that indicates fire. Smoke Detectors are very common in homes, offices, schools and industries. Smoke Detectors are very useful devices as the damage caused by fire accidents is catastrophic. Now a days, smoke detectors and smoke alarms are very cheap as its…
200Watt Audio Amplifier
Implementing 200Watt Audio Amplifier in headphone and take a look into the circuit diagram of Audio Amplifier.
![12V DC to 220V AC Converter [Tested Circuit]](https://circuitsgeek.com/wp-content/uploads/2021/09/Inverter-output.jpg)
12V DC to 220V AC Converter [Tested Circuit]
In this tutorial blog, we will look into the circuit architecture to convert 12V DC to 220V AC power. This is a tested circuit so you will have no problem in trying it out yourself. Basic Introduction Inverters are often needed at places where it is not possible to get…
How To Make Portable Battery Charger?
In this blogpost, we will learn to create Portable Battery charger using the easily available resources. This tutorial blog will cover creating portable battery charger using Over Voltage Protection Boost Converter Today a simple and useful of Portable USB battery charger circuit is being explained here. You can charge your…
Variable Power Supply Circuits
Learn about variable supply circuits, circuit diagrams & components required to make supply unit. Explore other electronics tutorials.
Thermistor Based HVAC Thermostat
In this blogpost, we will discuss about thermistor based HVAC Thermostat. The functions of heating, ventilation and air conditioning are often combined into one system in today’s homes, offices and buildings and is often called as HVAC system. Introduction HVAC systems are responsible for thermal comfort as well as air flow…
How To Make Automatic Battery Charger?
Have you ever tried to design a battery charger which charges the battery automatically when battery voltage is below the specified voltage? This article explains you how to design an automatic battery charger. Below charger automatically shut off the charging process when battery attains full charge. This prevents the deep…
RGB LED Bulb
In this tutorial, you will learn to create RGB (Red Green Blue) LED Bulb on your own. This can be your project for college or school science project as well.
How To Make Microphone Preamplifier?
Learn about circuit diagram and complete guide to make your own microphone pre-amplifier at your home. Useful for electronic enthusiasts.
How To Make Solid State Relay?
Introduction A relay is an actuator that connects two terminals or points based on a control signal. Unlike manual switches, a small electrical current controls the ON and OFF switching operation of a relay. There are two types of relays: Electromechanical relays and Solid-State Relays (SSR). Electromechanical relays use an…
Wireless Light Switch
A Switch is an electromechanical device that can make or break an electrical circuit. A simple switch consists of two metal or other conductive materials that are connected to an electrical circuit. When they touch, the circuit is complete and allows flow of current. When they are separated, the circuit…