A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition ...

A precision voltage divider produces a specific fraction of its input voltage using carefully matched resistive components.

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

I used to dismiss thermal cameras as a gimmick - now I rely on one daily as an essential tool in my fix-it kit.

One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it is. Wiring up a circuit like this is actually pretty straightforward, as is ...

The Central Board of Secondary Education (CBSE) is all set to conduct board exams for Classes 10 and 12 for the academic year 2025-26. The exams for both the classes will begin on February 17, 2026.

Here's how to check on your payment status. Where's my ANCHOR check? The ANCHOR rebate payments started going out on Sept. 15 and will continue on a rolling basis. Most residents should expect their ...

Founder and CEO Sergiy Nesterenko, a former SpaceX engineer, decided to start Quilter to automate the electronics design process and help business save time and labor costs. Welcome back to The Prompt ...

I teamed up with a crew of pro surfers to put a range of boards to the test in all kinds of conditions. From fast, clean lines to critical turns, every wave pushed my limits and showed me what each ...

Blood sugar checks are essential for the diagnosis and treatment of every form of diabetes. “Glucose monitoring is critical for preventing short-term and long-term complications of diabetes,” says ...

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Six steps for limiting interference and data loss. Printed circuit boards (PCBs) utilizing Bluetooth technology can encounter issues like interference, lost data and poor signal integrity if certain ...