Discover how to build a simple electric train using just a copper coil, an AA battery, and disc magnets in this step-by-step ...

The holidays are for relaxing and indulging, but sometimes you just need an excuse to escape upstairs and do some ...

For the $5 I'd paid for it, that would have been cool. But alas, apart from being a useless scam, it's quite innocent. I tore mine apart, and inside is very little. Inside the plastic box is a circuit ...

Get ready to dive into AC circuits! ⚡🔌 In this video, we’ll walk through how to calculate current and power in an AC circuit with a resistor. Perfect for understanding electrical concepts in action!

The classic Schmitt-trigger-based RC oscillator is "hacked" and analyzed using the simulation software QSPICE.

Testing a regulator all the way down to zero volts to see how it behaves and finding an output level, below which bad things ...

A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

In late April of 1968, a computer conference in Atlantic City, N.J., got off to a rocky start. A strike by telephone ...

Science paper divided into Biology, Chemistry, and Physics sections with detailed questions on plants, animals, genetics, ...

Abstract: We report the monolithic realization of on-chip temperature sensing design using four transistors (4T) in gallium nitride (GaN) technology. The temperature sensor consists of a voltage ...