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.
Stop Tank Overflow With This Wireless Water-Level Indicator-Cum-Controller
Described here is an electronic system for stopping tank overflow. It is capable of keeping the water-level between any two of the eight predetermined...
Hacking Bluetooth Headset To Control A Robot
In this project, an old Bluetooth headset can be used, along with a cellphone to make a robot controller, without a microcontroller (MCU) or...
Smart Receptionist With Smartlock System
Presented here is a security system that lets you see a visitor while your main office door is locked. If you are in...
Monitor Light Level In Underground Mines And Caves
This circuit monitors light in surrounding areas at all times, displays light level on the LCD and sounds an alarm when light level becomes...
Electronic Candle
Electronic or flameless candles are an alternative to traditional wick candles. These are used for home décor and do not carry the risk of...
Meter To Measure Short Distances
This Arduino-based distance meter can be used for measuring the distance between the sensor and object in the range of 2cm to 400cm using...
Wi-Fi & Bluetooth Mesh Enabled IOT Smart Device For Athletes
This device can provide real-time data of the movements of players during trainings and games, like acceleration, angle and directions, as well as their...
LED Torchlight
Most commercial torchlights use three AA or AAA cells connected in series, which produces 4.5V to drive white LEDs using a current-limiting resistor. These...
Dual-Colour Stroboscope
Stroboscope is a device used to make a cyclically moving object appear slow-moving or stationary. This is realised by illuminating the object intermittently with...
Make Your Own Joystick for Robot
Here is a simple joystick to control a robot to move in forward, backward, right, left, clockwise (CW) and counter-clockwise (CCW) directions using six...
Voltage Regulator as Audio Amplifier
LM338 voltage regulator can also be used as an audio amplifier. The output voltage can be controlled by varying the IC’s reference voltage (pin...
Make Your Own ESP8266-12E/F Module Programmer
This article describes a method for making an ESP8266-12E/F module programmer and also discusses the support circuitry required for real-time applications.
NodeMCU board is a...
Home Automation System For Up To Four Devices
This project is designed to control up to four home electrical devices using Node-RED, Raspberry Pi and local Wi-Fi network. Node-RED is a flow-based...
Appliance Guard To Prevent Damage
This circuit monitors the AC current flowing through an electrical appliance and automatically turns the appliance off when the current goes beyond maximum or...
IoT-Enabled Air Pollution Meter With Digital Dashboard On Smartphone
Presented here is a IoT enabled air pollution meter to monitor air quality on your smartphone using Blynk application and Arduino board. Blynk is...
Minuscule LED Night Marker
The minuscule LED night marker presented here is an automatic light beacon that wakes up at night, or when there is not enough ambient...
Temperature Based Fan Speed Control Using Arduino
This project offers a stand-alone, automated fan speed controller that intelligently adjusts the fan speed in response to temperature changes.
Using embedded technology, this closed-loop...
Automatic Water Level Controller Circuit: Design and Operation
Here is a simple automatic water-level controller for overhead tanks that switches on/off the pump motor when water in the tank goes below/above the...