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(1) Before measuring, the power supply of the device under test must be completely cut off. Do not shake the device under power, especially capacitive electrical equipment. It should be fully dischar...[Details]

　　Lead and cadmium are the most frequently measured toxic elements in environmental protection, environmental medicine and food analysis. The level of lead and cadmium in water treatment agents is dir...[Details]

What are the characteristics of the fully automatic pesticide residue testing instrument can accurately and quickly detect the amount of organophosphorus and carbamate pesticide residues in solid or...[Details]

According to the latest report from research firm Canalys, global smartphone shipments fell 6% in the third quarter of 2021 due to chip shortages and suppliers' difficulty in meeting demand for devic...[Details]

Abstract: A new type of power factor correction module (flyboost module) is proposed, which has two working states (flyback converter state and boost inductor state). Based on this PFC module, a ne...[Details]

Introduction to this article: With the development of modern industry, the breadth and depth of the application of electromagnetic flowmeters are constantly expanding. We can see it in most industrial...[Details]

Battery packs are increasingly valued as a very important component in the development of new energy vehicles. Converging technologies and production levels and an increasingly saturated market hav...[Details]

Step 1: Testing Your LED Lay everything out on a suitably sized workspace. Plug in your soldering iron. The first thing you'll want to do is test your LED. I quickly learned that these lights don...[Details]

Dramatic advances in digital processing power areas have led to greater demand for high-performance analog products. In addition to traditional voice, today’s cellular networks can ...[Details]

A timer is a relay that operates according to time, which is equivalent to a time relay in a relay control system. A timer can have many normally open contacts and normally closed contacts, and its...[Details]

Modern network analyzers have been widely used in research and production. Network analyzers are widely used to analyze various components, materials, circuits, equipment and systems. Whether it is t...[Details]

In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% of...[Details]

    Preface     At present, there are many types of embedded operating systems, such as VxWorks, Windows CE and Linux. Among these operating systems, Linux is the fastest growing and most widely used...[Details]

Even among industry insiders, most have not fully realized the impact of 46800 batteries.   The 46800 lithium battery first became famous after being adopted by Tesla. It is named after the battery d...[Details]

1 Introduction The SOC concept appeared internationally in the 1990s. Its system-centric, multi-level, highly reusable design concept based on IP modules has been widely valued and applied...[Details]