技術ニュース

Have you ever wondered if there's any way to completely block the air pollutants that are infiltrating your lungs every day? In urban air, these air pollutants are silently threatening health, causing everything from asthma to cancer.

Did you know how much toxic fine dust is "hiding" in the air around your home? With air pollution worsening in major cities like Hanoi - which ranks among the world's worst for PM2.5 - knowing the method for measuring dust concentration not only helps you protect your family but also brings true peace of mind.

In electrical and electronics labs, testing power supplies is always a mandatory step to ensure stable operation of equipment before real-world use. However, connecting the power supply directly to a real load such as a motor or circuit carries a high risk. A sudden change in current or a small deviation during testing can cause overload or short circuits. Therefore, engineers often choose dummy loads to simulate real-world operating conditions more safely and accurately.

Decibels (dB) are a unit used to express the loudness of sound, reflecting the sound intensity in various environments such as music, production, or daily life. Understanding how dB works helps you understand the noise levels you are exposed to, allowing you to protect your ears and adjust the volume accordingly.

Testing the insulation resistance is the first important step to evaluate the insulation condition of the device. From there, we can also monitor the change of leakage current over time. So what is the required insulation resistance value? This is a common question of many technicians, and the following article will help you understand better.

Are you searching for a budget handheld oscilloscope for electronics repair or personal projects? These low-cost devices often promise quick signal measurement without breaking the bank. But is a budget handheld oscilloscope truly reliable, or is it just a deceptive gimmick?

In the context of increasingly complex supply chains, inventory management has become a priority for every business. Handheld inventory devices appear as a tool to help change the way businesses control goods, from manual recording to a more automated, faster and more accurate process.

Pharmaceutical products specialized in electronics, food and medical equipment manufacturing increasingly tighten requirements on sterility and cross-contamination control. Airshower blocks meeting GMP (Good Manufacturing Practice) standards have become a must-have item in modern cleanroom systems.

How can a single temperature measurement determine the entire quality and safety of a batch of material? The Melting Point serves as the key to controlling material purity in every production process.

Recent statistics from the Vietnam Environmental Monitoring Center have shown that the concentration of fine dust particles PM2.5 and PM1.0 suspended in the air in two major cities, Hanoi and Ho Chi Minh City, is at a worrying level.