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How to tell if a circuit breaker is bad (and the next steps to take)

It can be difficult to determine if you've got a bad circuit breaker. There are steps you can take before deciding to repair, ...
pv magazine International

Study finds ‘relatively good’ agreement in worldwide solar cell calibrations, but flags key differences in testing methods

An interlaboratory comparison across nine metrology institutes found generally good agreement in solar cell calibration under ...
Tech Xplore

Creating the ultimate driver's test for automated vehicles

Automated vehicles have been steadily rolling out in U.S. cities, but scaled deployment still faces a daunting challenge: ...
University of California, San Francisco

Portable TB Test Matches Lab Accuracy in Just Minutes

A global team of scientists and clinicians found that a cheap, easy-to-use test for tuberculosis was just as good, if not ...
Rock Paper Shotgun

I’ve accidentally drilled a hole in my desk with Logitech’s RS H-Shifter, but it’s given me a new appreciation for slamming up the gears

You see, while the new Logitech RS H-pattern gear shifter I’ve been testing out has proven easy to set up with 99% of my ...
Circuits Assembly Online Magazine

Flying Probe Testing: A Practical Solution for PCB Designs That Traditional Fixtures Cannot Test

Flying probe testing (FPT) has long been a reliable method for validating PCB designs, particularly for prototypes and low volume production. Unlike traditional in circuit testing (ICT), which relies ...
IEEE

Analysis and Testing of Conducted Electromagnetic Susceptibility in Integrated Circuits Based on Multi-Waveform Interference Using BCI

Abstract: This paper integrates a Bulk Current Injection (BCI) probe with various types of interference signals to design a multi-waveform interference-based BCI conducted electromagnetic ...
EurekAlert!

New two-step method improves early diagnosis of micro short circuits in lithium-ion batteries

Researchers have developed a two-step method for diagnosing micro short circuits in lithium-ion batteries, aiming to catch an early-stage fault that can eventually contribute to serious safety ...
IEEE

A New Test Approach to Taking Negative Bias Currents as Optimization Parameters for RSFQ Circuits

Abstract: The magnetic fields induced by the bias currents and the return currents flowing on a ground plane have a great influence on the performance of complex rapid single flux quantum (RSFQ) ...