This brief tutorial explains how the “Wiegand effect” can be used as a reliable, low-cost, energy-harvesting system to power ...

For around $25, the Neoteck TS20D is a fully-featured, well-made, and decently accurate tool that will handle most multimeter-related tasks. It's small enough to drop into a pocket or toolbox, durable ...

Kenya Power has rolled out a simplified self-reading option to help customers manage their electricity bills more accurately ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

Delicate features, uneven surfaces, and extreme density make it difficult to manage probe force and ensure reliability.

Resistance standards are incredibly useful, but like so many precision references they require regular calibration, ...

I never thought that a $12 accessory could rival tools that cost much more. But this USB-C power meter delivers in profound ways.