MEGA COLLECTION OF ELECTRONICS DIY PROJECTS
Every week, we publish 2 to 3 projects, sometimes even more! They range from simple circuits for beginners, to advanced projects that you can use to develop complete innovative products! Most projects have been developed by enthusiasts like you. Some by experts. And, some by our team. Many are tested at EFY Labs, and some are not–but they typically have a proof-of-concept video.
Dice with 7-Segment Display
This 7-segment display dice circuit has been realized using an astable oscillator circuit followed by a counter, display driver and a display. Here we...
Fuel Reserve Indicator For Vehicles
Here is a simple fuel reserve indicator circuit for monitoring the fuel level in vehicles. It gives an audio-visual indication when the fuel level...
Automatic Water Pump Motor Controller
Municipal corporations in many cities supply water during early morning hours. So, you have to wake up early, just to switch on your motor...
Smart Stick Using Arduino Uno: Aiding The Visually Impaired
Obstacle detection is one of the major concerns for a fully or a partially blind person (e.g. person suffering from night-blindness, cataracts, glaucoma, albinism...
How to Assemble Your Own 3D Printer
3D printing, getting popular for making usable objects, is the reverse of traditional machining where material is removed from a block by drilling, cutting,...
Stopwatch Using 7805IC
Most of the laboratories and educational institutions in need of accurate stopwatches for precision time measurement and this kind of devices are rare and...
Electronic Tone Generator System
It would be cool to build an electronic tone generator system yourself. Described here is a small tone generator based on pulse-width modulation (PWM)...
Water Level Indicator using 7 Segment Display
This water level indicator using 7 segment display indicates the water level (low, half and full) in the tank. A buzzer is added to...
5V from Portable Wind Turbine
This project deals with the design and development of a portable wind turbine unit, capable of generating electricity from the kinetic energy in the...
Fire Alarm Using Thermistor
In this fire alarm circuit, a thermistor works as the heat sensor. When temperature increases, its resistance decreases, and vice versa. At normal temperature,...
RF Signal Detector
This simple RF signal detector circuit can be used to trace the presence of RF signals and electromagnetic noise in your residential area, office...
Magnetic Proximity Switch
Here is an interesting circuit for a magnetic proximity switch which can be used in various applications. The circuit, consists of a reed switch...
Cyclic Temperature Heating & Cooling Control System
This project proposes a Peltier element based cyclic thermoelectric heating and cooling system with precise temperature control by using PID controller with microcontroller. In...
Rechargeable Torch Based on White LED
Rechargeable torches don’t come without problems. You need to replace the bulbs and charge the batteries frequently. The average incandescent light-emitting diode (LED) based...
Bench Power Supply Using a Computer’s Power Supply
A good bench power supply is the most vital equipment for electronics engineers and hobbyists. However, bench power supplies used in R&D labs are...
Remote Controlled Digital Audio Processor
These days most audio systems come with remote controllers. However, no such facility is provided for normal audio amplifiers. Such audio controllers are not...
Make Your Own Remote Controlled Robot
To control a robot, the signal is usually sent through a wireless system using radio frequency (RF) and infrared (IR). To send an IR...
Arduino based Smartphone Controlled Robot Car
Nowadays smartphones can be used to control a host of electrical and electronic devices including motors, music systems and lights. Here we present an...