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.
Earth Fault Indicator
In mains powered equipment, exposed metal parts are connected to earth wire in order to prevent users from contact with high voltages if electrical...
Automatic Night Lamp With Morning Alarm
This automatic night lamp circuit turns on a night lamp when bedroom light is switched off. The lamp remains ‘on’ until the light sensor...
Arduino Projects: Audio VU Meter
Presented here is an Arduino based audio meter that uses a liquid crystal display (LCD). A VU meter or standard volume indicator (SVI) is...
Designing an Eight-Bit Arithmetic Logic Unit Using ModelSim
This project describes the designing 8 bit ALU using Verilog programming language. It includes writing, compiling and simulating Verilog code in ModelSim on a...
Capturing Images with USB Camera, Wi-Fi and Raspberry Pi
Ever since this tiny, credit-card-sized computer, Raspberry Pi, appeared in the market, it has caught the imagination of every electronics and computer hobbyist around...
Automatic Washbasin Tap Controller
Make your washbasin tap work automatically when you put your hands just below the water tap outlet. This infrared-based automatic washbasin tap controller system...
RFID based Attendance System
Most educational institutions' administrators are concerned about student irregular attendance. Truancies can affect student overall academic performance. The conventional method of taking attendance by...
XBee Interfacing With Raspberry Pi Model 2
XBee Pro (S2) module is an XBee ZB ZigBee Mesh Protocol based wireless transceiver designed by Digi International with an excellent range of 1.6...
Contactless AC Mains Voltage Detector
This is a CMOS IC (CD4033) based contactless AC mains voltage detector circuit which can be used to detect presence of AC mains voltage...
LED Based Message Display
This LED based message display is built around readily available, low cost components. It is easy to fabricate and makes use of 3mm red...
Blown Fuse Indicator
A fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit. Its essential component is a metal wire...
Mini Offline UPS
Most of the systems are powered by AC mains. Uninterrupted power supply systems (UPSes) are there as a back-up to power the systems when...
Visual and Audible Monitor for Electronic Interfaces
Most of the modern PCs and embedded systems have digital interfaces as RS232, printer ports, LIN, etc. for exchanging of commands and data with...
Panic Alarm
If you feel threatened or need emergency assistance, simply activate this panic alarm. It will catch the attention of others for immediate help. The...
Shock-Proof Remote Switch
Using this shock proof remote switch circuit, you can control any AC/DC appliance remotely through inexpensive, low-voltage cabling and a standard push switch. The...
Infrared Burglar Alarm
A special feature of this infrared burglar alarm is latching operation. Also, the circuit is highly sensitive.
The circuit comprises transmitter and receiver sections. Whenever...
Digital Soil Moisture Meter
A digital soil moisture meter is used for indicating the water content of a given soil sample. As crop production requires water at different...
Low-Range AM Radio Transmitter
Here is a simple low range radio transmitter for transmission up to 25 metres. It is basically an AM modulator whose signal can be...