Delay-Off Appliance Timer
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...
Build an FM Transmitter with Raspberry Pi (No Extra Hardware)
The Raspberry Pi, a versatile single-board computer, can be transformed into a functional FM transmitter without the need for any separate transmitter HAT or...
DIY Smart Motion-Activated LED Strip Controller
Decorative lighting has become quite popular, with options such as LED surface panels, strip lights, COB lights, spotlights, and profile lights that are widely...
Power Saver For Air-Conditioners
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...
DIY 12V Automatic Anchor Light Circuit Using NE555 Timer and LDR
Federal and international regulations require boats to carry lights between sunset and sunrise and during conditions of restricted visibility. The number and colours of...
Automatic Evening Light With Cut-Off Timer
Designing a circuit to switch on a light at dusk and off at dawn is straightforward, and many such designs have been featured in...
Top 37 Electrical Projects Ideas for Engineering Students
Engineers are always in search of new electrical project ideas, and finding meaningful projects makes that search worthwhile. Listed below are the latest electrical...
Stick For The Blind
A stick for the blind proposed here is an assistive device that helps visually impaired individuals navigate safely. It features an infrared (IR) sensor...
Smart and Portable Automotive DIY Doppler Radar Speed Detector
Measuring the speed of moving vehicles and objects is critical for ensuring road safety, conducting traffic analysis, and supporting research applications. Conventional systems are...
Universal PWM Signal Isolation Module
This PWM (pulse width modulation) signal isolation module is built around the widely adopted 6N137 high-speed optocoupler. The device combines a high-efficiency input LED...
Detecting Workers Without Helmet Using YOLO V5 And MaixCam
In industrial settings, safety helmets are a critical element of personal protective equipment (PPE), acting as the final barrier when other measures fail. Safety...
Automatic Certificate Generation Using MATLAB
MATLAB is a versatile tool that can automate many tasks. Presented here is a MATLAB code to generate certificates for workshops, conferences, symposiums, etc.
Conventionally,...
Multi-Tasking Reminder Gadget With Electronic Calendar
This multitasking gadget supports elderly patients with memory impairments, individuals with infectious diseases, and students who need help staying organised. Equipped with a real-time...
Automatic Water Level Indicator And Controller
Water storage often presents challenges such as monitoring tank levels, preventing overflow, and reducing manual intervention to operate the pump. Two types of devices,...
Human Safety Device To Monitor Kids, Elderly, And Sick
This human safety device offers a compact, reliable solution for detecting, monitoring, and responding to emergencies involving vulnerable individuals.
Built using an IndusBoard Coin,...
AI-Powered Gesture Detection Using Edge Impulse
Artificial intelligence for gesture recognition and classification has transformative potential across industries, from healthcare to manufacturing and consumer devices. It enables tasks like motion...
Building Fastest Finger First Indicator With Arduino
Fastest finger first indicators (FFFIs) bring precision to quiz games, measuring contestants’ reaction times with accuracy. Supporting up to eight teams, the system identifies...
Control Home Appliances With A Mobile Torch: DIY Light-Activated Switch Using LDR
Automation is now integral to daily life, with mobile phones serving as essential tools. This device employs a mobile phone torch to control domestic...