HL72097-2700-8H

The development of water meters has a history of nearly 200 years. In the early stage, water meters from countries such as Britain, France, Japan and Germany have always occupied the Chinese water met...[Details]

With the development of white light LED, its application is becoming more and more extensive. In the past, the most common application of white light LED was as the backlight of small-sized LCD col...[Details]

As shown in the figure, this is a multiplication detection circuit . This circuit is a single-sideband amplitude modulation signal detector. Its demodulation principle is to multiply the received sing...[Details]

Although there are a large number of electronic components inside electrical equipment, their failures follow certain patterns. 1. Characteristics of resistor damage Resistors are the ...[Details]

The use of nuclear magnetic resonance to explore groundwater is to use a coil laid on the ground to transmit and receive NMR signals. A sine wave of a certain resonant frequency (Larmor frequency, i....[Details]

In recent years, Sino-US trade frictions have intensified, prompting domestic terminal manufacturers to worry about the security of the supply chain. As the US government has included a series of out...[Details]

      US telecom operator T-Mobile recently launched a limited-edition promotional edition of gin named after 5G, 5Gin, to promote the fastest mobile network without a carrier. The bottle uses many i...[Details]

SOHO China 5G Lab held its first open day in Beijing on the afternoon of October 14. SOHO China Chairman Pan Shiyi, representatives from the three major operators China Unicom, China Telecom, and Chi...[Details]

I bought a new energy vehicle for 170,000 yuan, but when it was time to upgrade, I found that a second-hand new energy vehicle could only be sold for 40,000 yuan. What's more ironic is that replacing...[Details]

Nowadays, a large number of new cars have keyless start as standard configuration, but foreign media have previously pointed out that thieves can open the car door and drive away by stealing signals....[Details]

0 Introduction Programmable power supply refers to a power supply whose certain functions or parameters can be controlled by computer software programming. There are many ways to implement...[Details]

For drivers, blind spots during driving are undoubtedly a safety hazard that cannot be ignored. Fortunately, the 360-degree panoramic imaging system provides us with an effective solution. Its work...[Details]

[Introduction: In August, the total domestic power battery installed capacity was 27.8GWh, an increase of 121% compared with the same period last year. Among them, lithium iron phosphate batteries a...[Details]

　　The power supply has the characteristics of stable output, adjustable voltage, small size, stable performance circuit, etc. The output current of the switching power supply is 1.8A; the output volt...[Details]

On October 18, the Ganquanbao 400MW/1600MWh hybrid electrochemical shared energy storage project with a total investment of about 1.9 billion yuan was launched in the Ganquanbao Economic and Technolog...[Details]