Technical News

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.

In the modern world, noise pollution has become a growing concern. To avoid distracting background sounds, white noise is considered an effective solution for improving sleep and concentration.

In environmental noise reports or technical specifications of household appliances, we often encounter the figure 50dB. But in reality, does a 50dB noise level cause discomfort or affect health?

In daily life as well as industrial production, noise is increasingly becoming a serious form of environmental pollution. It silently has negative impacts on human hearing and the nervous system.

In real industrial operations, owning an expensive infrared thermometer does not automatically guarantee accurate readings. Measurement errors rarely stem from sensor quality; instead, they often arise from a mismatch between the device and the physical properties of the surface being measured. Engineers need to look beyond the basics and understand the underlying barriers related to wavelength and optics—factors that are rarely addressed in general documentation.

In backup power systems (UPS), telecommunications, solar energy, or automotive starting systems, 12V batteries are widely used. However, a common mistake among users and even technicians is relying solely on voltage (V) while ignoring the key factor that truly determines discharge capability—the internal resistance.

Choosing and maintaining batteries for electric bikes plays a crucial role in determining both durability and travel range. Today’s market offers a wide variety of battery technologies—from traditional lead-acid batteries to modern lithium-based solutions.

In the transition toward green energy, electric motorbikes are becoming increasingly popular in Vietnam. However, their battery packs tend to degrade or lose capacity over time, leading to inconvenience and even potential safety risks such as overheating or fire hazards.

In the world of precision measurement instruments, Japanese brands have firmly established their leading position thanks to their durability and near-zero error rates. This article provides a detailed comparison of Japanese spirit levels—from materials and sensor technology to practical applications—helping you make an informed purchasing decision.

In precision machining and machine tool installation, controlling levelness and surface flatness is a critical factor that directly affects output quality.