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1. The alarm will be triggered when encountering violent acts such as picking the lock;
2. 180 decibel siren alarm; effectively deter criminals;
3. Automatically arm the lock when the k...[Details]
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1 Introduction Reactive current is undesirable in public power grids and enterprise power grids. It will increase the load on generators, transmission lines and transformers, generate losses, and ...[Details]
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New Intel Xeon Scalable processors bring higher performance, security and efficiency to critical workloads and lower total cost of ownership 1 February 15 , Beijing - Today, at the 2023 Intel ...[Details]
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When we drive home, the lights and air conditioners in our home can automatically recognize and turn on in advance, which is an experience that can greatly enhance our sense of happiness. The concep...[Details]
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Recently, at the 19th China Communication Integrated Circuit Technology Application Seminar and Qingdao Microelectronics Industry Development Conference (CCIC 2021), Liu Weiping, Chairman of HuaDa Ji...[Details]
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I searched a lot online, but still couldn't find the reason. I have thought of everything I can think of, mainly including the following points: 1. Replace the MCU chip (the problem was not solve...[Details]
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We live in a highly connected world. The development of new technologies such as 5G and the Internet of Things has also brought unprecedented challenges to network security. So what kind of cyber att...[Details]
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0 Introduction
Due to the rapid development of microelectronics and digital circuits and the substantial improvement in the speed and performance of weapon systems, the system has also put forward ...[Details]
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Figure 14.6.3 is the circuit diagram of the control part of the automatic watering device. It is a diode direct-coupled amplifier circuit composed of PNP and NPN transistors to drive the relay to...[Details]
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Jiwei.com News (Text/Muqian) Today (21), according to Yonhap News Agency, South Korea's Deputy Prime Minister and Minister of Strategy and Finance Hong Nam-ki said that the government will invest a t...[Details]
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Electronic transformer At present, the methods for measuring the hot spot temperature of transformer windings include direct measurement, thermal simulation measurement and indirect calculation me...[Details]
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The past five years have been a period of advancement for China's "manufacturing" to move towards China's "intelligent manufacturing", a journey that is as vast as the stars and the ocean. Durin...[Details]
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Recently, China Mobile's subsidiary China Mobile IoT Co., Ltd. launched the NB-IoT chip XY1100 procurement project. The project will purchase 15 million NB-IoT chips in total, using a single-source p...[Details]
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The transformer DC resistance tester, a third-level power maintenance and test qualification equipment, is a new instrument designed to measure the DC resistance of large-capacity transformers. It is...[Details]
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Mitsubishi FX series PLC is a programmable logic controller widely used in the field of industrial automation. It has powerful functions and flexibility, and supports a variety of programming metho...[Details]