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The relay characteristics of the relay are shown in Figure 2 Among them, the horizontal axis Ia is the pull-in current; Ir is the release current; Iw is the working current; Ik is the hold...[Details]
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Keysight's 33500B Series waveform generators use unique Trueform signal generation technology to provide greater functionality, fidelity and flexibility than traditional DDS generators. It can easily...[Details]
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When programming an 8051 microcontroller application system, it is often necessary to directly operate the various memory address spaces of the operating system. The target code generated after the...[Details]
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At present, most refrigeration equipment is driven by electricity. Traditional refrigeration equipment not only consumes a lot of electricity, but also pollutes the environment because of the use of r...[Details]
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Zeng Yuqun, founder
of CATL
, said that European
battery
companies have huge problems in design, technology and equipment.
As soon as he finished speaking, Europe's largest...[Details]
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Three-phase asynchronous faults generally include the following types, inter-turn short circuit, winding short circuit to ground, winding shell collision, inter-turn open circuit, winding burnt, etc....[Details]
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Ni Fei, president of ZTE's terminal business unit, previously announced that the Tencent Red Magic gaming phone 6 will be available to gamers on March 4. As usual, a phone launch conference alw...[Details]
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1. Obtaining a baseline: When the operator uses an oscilloscope without an instruction manual, he must first obtain a thin horizontal baseline before using the probe to perform other measurements. The...[Details]
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By the end of 2019, the auto market is still going through a cold winter. Along with the news of layoffs, there is also a wave of transformation of auto companies. Auto giants and parts manufacturer...[Details]
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According to foreign media reports, lighting and electronic equipment expert HELLA has launched a new high-resolution lighting system - Digital Light SSL | HD, which further contributes to the safet...[Details]
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The microcomputer relay protection tester is an important testing tool to ensure the safe and reliable operation of the power system. We have talked a lot about the functions and operation methods of...[Details]
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今天，华米科技推出了Amazfit GTR 2智能手表，相比上代产品，GTR 2 采用全新的外观设计，保持超长续航的同时，更带来了语音助手、音乐播放以及更全面的健康功能。 华米科技为我们熟知的形象可能是一家主打智能手表的硬件公司，但同时也，华米也是一家基于云的健康服务提供商，旗下拥有多项智能可穿戴技术。如今，他们把更多健康相关的前沿技术应用到了自家 Amazfit 的新产品之中。 ...[Details]
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By definition, a filter is a circuit or device whose output gain and phase vary with the frequency of the input signal. This frequency sensitivity makes it suitable for eliminating unwanted signal com...[Details]
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From linear to digital power supplies, we have a wide range of design choices. This article briefly introduces some of the alternatives facing designers and the problems that arise. Key Points ...[Details]
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Abstract: The implementation method of G.729.A on TMS320C6201DSP and the optimization method and programming skills to improve the running speed of G.729.A encoder. And the test results of the e...[Details]
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