How do you know if a resistor is correctly restricting the flow of electricity? Using a multimeter is an obvious answer. However, there is more to it than meets the eye. This article will explain what ...

DONGGUAN, GUANGDONG, CHINA, January 20, 2026 /EINPresswire.com/ -- In the dynamic and ever-evolving high-voltage test ...

Pickering Interfaces has announced a family of 1,200V programmable resistor modules in a single-slot PXI or PXIe form factor. 40-230 is the PXI series, and 42-230 boards have a PXIe interface* – there ...

[mircemk] built a slick-looking LED tester with a couple handy functions built in. Not only can one select a target current to put through an LED, but by providing a target voltage, the system will ...