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This doorbell is made by using a transistor
alarm clock
doorbell, plus a doorbell switch, two soft wires, plugs and sockets, etc. The specific wiring method is shown in Figure 200.
...[Details]
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1
Introduction
Speech recognition technology is a technology that allows machines to convert speech signals into corresponding text or commands through recognition and understand...[Details]
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1 The function of satellite TV downconverter (high frequency head)
Satellite TV low noise downconverter is also called high frequency head (also called outdoor unit of satellite TV). It i...[Details]
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In the Q2 earnings conference call, Ford CEO Jim Farley said: "We are selling electric vehicles as fast as we can." Electrek pointed out that the company plans to manufacture 600,000 electric vehicle...[Details]
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What is a timer?
As the name implies, a timer is used for timing. In microcontroller applications, it is often used for various timings. For example, to make an LED light turn on once every 1 secon...[Details]
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Author: Paul McLellan, Cadence Technology Expert One of the keynotes at the 2020 US CDNLIVE conference held last week was brought by Nafea Bshara, Vice President of Amazon, who is responsible for t...[Details]
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Precautions for three-circuit transformer tester
1. When measuring an off-load tap-changing transformer, the discharge must be stopped before switching the tap changer, and the tap changer can be swi...[Details]
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The core of the intelligent transportation system is the construction of related systems around the information infrastructure for information processing. This infrastructure can be described by ...[Details]
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Aiming at the problem that the field tester of the traditional air-to-air missile launcher cannot communicate directly with the aircraft cockpit, a field tester with a wireless module is designed. Th...[Details]
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On November 25, Robert Castellano, president of the market research company, said: "Over the past three years, Applied Materials has been losing market share in the equipment market for the wafer man...[Details]
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Launched the powerful single-chip RZ/V2H MPU
Next-generation AI accelerator with 10TOPS/W energy efficiency requires no cooling fan
It can provide up to 80TOPS AI reasoning perf...[Details]
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1 Introduction
IGBT (Insulated Gate Bipolar Transistor) is a new type of power electronic device that uses MOS to control transistors. It has the characteristics of high voltage, large current...[Details]
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In order to improve the reliability of the stabilized power supply, the heat dissipation of the stabilized power supply must be considered. In the stabilized power supply, the heat is converted by ...[Details]
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0 Introduction
Green environmental protection and energy saving are the global trend, and embedded computer systems are widely used in portable and highly mobile products. Low power consumption desi...[Details]
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On November 5, Huawei announced a new invention of sulfide solid electrolyte, entitled "Doped sulfide materials and their preparation methods, lithium-ion batteries."
The patent applicat...[Details]
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