Nuclear leakage detection and radiation monitoring have become critical as the world generates increasing amounts of nuclear waste. Almost every country produces nuclear waste,...
The Blind Stick is a low-cost assistive device designed to help visually impaired individuals detect obstacles and navigate safely. It uses an infrared (IR)...
Brushless DC motor drivers are fuelling the rise in BLDC motor. But their control usually requires rotor position information for selecting the appropriate commutation...
A musical temperature alarm is an electronic circuit that detects when ambient temperature exceeds a preset limit and triggers a melody instead of a...
This system integrates traditional AC grids with DC systems, such as solar panels, batteries, and EV chargers, and coordinates them through software, automation, and...
This project demonstrates a low-cost intelligent traffic signal system using Arduino and ultrasonic sensors to reduce congestion caused by fixed-timer traffic lights. Four HC-SR04...
In our fast-paced digital world, staying connected is essential, and a reliable power bank is a must-have accessory for smartphone users.
This smartphone power bank...
This system uses a colour-changing LED (RGB LED/tri-colour LED) that switches to a new colour every 5 seconds. Simultaneously, the colour name is displayed...
Looking to boost the sound of your DIY projects without the hassle of complicated circuits?
This simple LM386-based audio amplifier is an affordable and easy...
This delay-off timer is a cost-effective, reliable, and easy-to-assemble device for automating time-based switching operations. It improves energy efficiency and adds convenience in both...
I built a Raspberry Pi FM transmitter using only software without any external RF modules or transmitter HATs. Let me explain step-by-step.
The Raspberry Pi,...
Decorative lighting has become quite popular, with options such as LED surface panels, strip lights, COB lights, spotlights, and profile lights that are widely...
This air-conditioner (AC) power saver circuit can control the operation of two separate AC units, reducing energy consumption during preset periods and cutting overall...
Federal and international regulations require boats to carry lights between sunset and sunrise and during conditions of restricted visibility. The number and colours of...