Technical News

Static electricity is more common in households that frequently use hair dryers or live in dry environments, or use air conditioning continuously

Distinguish between Coulomb and Microcoulomb in practical applications. Explain how to read electrostatic discharge (ESD) data and its direct application in ESD testing and control

Looking back at the history of electricity, we need to remember that electricity originated from static electricity. The experiments of Thales, Melitos, and William Gilbert paved the way for the invention of the generator and the capacitor, devices that are now considered the precursors of modern high-voltage capacitors.

Quickly browse power-assisted cable cutter models at EMIN, including specific models from Asaki, TLP, IZUMI, etc.

What materials can cable cutters cut, and what precautions should be taken when using them? A detailed analysis of common cable types will help you choose the right tool and minimize blade damage.

During fiber optic installation and troubleshooting, technicians sometimes encounter a strange situation: the OTDR displays a massive reflection spike indicating a cable break or severe fault, yet when they inspect the reported location, the fiber is completely intact. In some cases, the indicated fault even appears beyond the physical length of the cable itself.

Can cable cutters with chipped blades be sharpened? A guide to proper home repair, identifying the extent of damage, and knowing when to replace them

In modern industrial electrical panels, RCCBs or ELCBs are increasingly tripping unexpectedly even when the system appears to be operating normally. In many cases, the issue persists despite using a leakage current clamp meter, performing insulation resistance tests, and even replacing the residual current circuit breaker itself.

When choosing a clamp meter, most users tend to focus on the measurement range, CAT safety rating, or brand reputation. However, one of the most critical factors affecting measurement quality actually lies in the design of the clamp jaw itself.

A CAT IV clamp meter does not guarantee absolute safety if the environment contains high transient voltage spikes or if the measurement procedure is not performed correctly. In many cases, the real danger is not the voltage displayed on the screen, but extremely short voltage surges capable of generating arc flash and destroying the instrument within microseconds.