The audio component centers around the SS8550 PNP transistor (Q1) which serves as a driver for the passive buzzer (BZ1). This ...

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

A battery backup for the solar-mains hybrid lamp design that supplies a constant light output regardless of available solar ...

As challenging as today’s reality can be, there’s no going back to the “good old days” when functional blocks had ...

While I typically try to keep my tinkering focused on practical purposes, sometimes I just have to pull a good prank ...

The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.

Electrical work is a handy DIY skill to have, but also a dangerous one if you don't mind your p's and q's. Avoid making these ...

By shifting focus from analysis to design, educators not only better align electronics engineering education with industry ...

Mohammad Chanaa goes through estate sales and online auctions during his lunch breaks, searching for vintage cameras that others have written off as broken. Wha ...

Explore the BHEL Artisan Syllabus 2025, including exam pattern, post-wise syllabus, prep tips, and other details on this page ...

I needed a basic Limiter for podcasting purposes after a fairly cheap commercial unit had failed. Rather than buy another, I ...

A Torrey Woods Road family is asking National Grid to rework its plan to place five utility poles, one of which is slated for ...