How to understand the alarm performance of 14 or more half-cycles of arc faults in 1s in GB14287.4 "Electrical Fire Monitoring System Part 4: Arc Fault Detector"? How to understand the alarm performan...
There is a set of module hardware dedicated to the secret room. The hardware interface includes input and output interfaces, as well as the light lock interface commonly used in the secret room, and i...
Several power supplies are used in the same room, including a Xinma Gold 500w, a Maexs Gold 500w, and several Great Wall Huntkey 350w power supplies. Symptoms: The original power supplies were very qu...
The book "Analog Integrated Circuit Design and Simulation" focuses on single-stage amplifiers, operational amplifiers and analog-to-digital converters, introducing the basic concepts, working principl...
The basic structure of the power grid dispatching automation system includes three parts: control center, master station system, plant terminal (RTU) and information channel. According to the differen...[Details]
Introduction
Programmable logic controllers (PLCs) are at the heart of many industrial automation and process control systems, monitoring and controlling complex system variables. PLC-based syste...[Details]
In order to meet the needs of people to carry bags with them for anti-theft when going out, bags with anti-theft alarm function came into being. However, anti-theft bags with more complete function...[Details]
After more than a year of construction, China has initially built the world's largest 5G mobile network, with 260 million 5G mobile terminal connections and a total of 718,000 5G base stations built....[Details]
It is reported that Cedar Lane Technologies (hereinafter referred to as "Cedar Lane") recently filed a patent infringement lawsuit against Huawei in the Eastern District of Texas, claiming that Huawe...[Details]
Yesterday was the first sale day of ZTE A20. As this phone was the world's first to feature an under-screen camera, it was very attractive to consumers. Officials said that the phone was sold out on ...[Details]
1. LCD schematic diagram
The figure below is a schematic diagram of LCD, each dot in it is a pixel.
It has an electron gun inside, which emits light of various colors as...[Details]
Tesla's stock price rose 4.8%, allowing Musk to surpass Amazon founder Jeff Bezos and take the top spot on the billionaire index, making Tesla CEO Musk the world's richest man. In response, Musk re...[Details]
New product features ultra-low standby power consumption as low as 10µW and Linux fast boot capabilities Beijing, China, January 16, 2024 - Renesas Electronics, a global semiconductor solutions pro...[Details]
1 Introduction The National Higher Education Automation Professional Teaching Guidance Committee was entrusted by the Ministry of Education to hold the first "Freescale" Cup College Student Smart Ca...[Details]
Last week, Huawei released the world's first Bluetooth & low-power Bluetooth wireless chip - the Kirin A1 chip. Huawei Consumer Business CEO Yu Chengdong also demonstrated the first Bluetooth wireles...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral meas...[Details]
From mobile visual processing solutions to specific game tuning, promoting mobile game experience to a new journey Shanghai, China, August 1, 2023 - Zhuidian Semiconductor, a professional provider ...[Details]
On December 5, Taiwan's Economic Daily and United Daily News simultaneously reported that Foxconn Group's first wafer-level packaging and testing plant, which was officially put into production in Qi...[Details]
Huang, speaking at market research and advisory firm Gartner's IT Symposium/Xpo event in Orlando on Tuesday, argued that CEOs and CIOs must start using AI early and that changes will happen natural...[Details]
Test/Measurement
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