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沒有肯定很好的数字万用表,不管指南针数字万用表或是数字万用表,依据本身经济实力来挑选它。 数字万用表分成数据和表针两大类型! 数字万用表也是有多种多样!除开精确测量交交流电压、交直流电流、电阻器、二极管、导通、三极管放大倍率的常用功能!也有可以精确测量电容器、电感器、溫度、頻率这些! 数字万用表没法全是精确测量交交流电压、交直流电流、路线阻值、頻率、电力电容器容积这种作用。即然你觉得要很好的数字...[Details]
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When measuring the period of the oscilloscope's self-contained square wave output signal (with time bases of 0.1, 0.2, and 0.5 ms/cm respectively), which time base produces more accurate data? Why? S...[Details]
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BLEnDer RE energy management system. Source: Mitsubishi Electric
Mitsubishi Electric Corporation (TYO:6503) has received an order to supply a 240MW/720MWh battery storage en...[Details]
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Are you still foolishly using this method to run bare metal programs? The development board is started with norflash, and the led.bin bare metal program is burned into nandflash through the supervi...[Details]
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On September 10, the Ministry of Industry and Information Technology publicly solicited opinions on the "Guidelines for the Construction and Operation of New Energy Vehicle Power Battery Recycling ...[Details]
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Honor will hold a global launch conference in London on May 21, and then a domestic launch conference in Shanghai on May 31. The protagonist of the launch conference will be the new Honor 20 series. ...[Details]
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With the hot sales of Wii game consoles, the electronics industry has also begun to pay attention to the application and market demand of MEMs (micro-electromechanical systems). More and more ...[Details]
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The Economic Daily reported that according to supply chain news, due to the continued work-from-home model caused by the epidemic, the demand for laptops and tablets has remained stable. In addition,...[Details]
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The following figure shows a switched capacitor low-pass filter and its prototype circuit. The condition for the normal operation of the circuit is that the frequency of and is much greater than th...[Details]
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Preparing for electromagnetic compatibility ( EMC ) emissions and susceptibility testing can raise your blood pressure. Will your product pass? Good design practices and relying on your intuition abo...[Details]
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0 Introduction
The reference
voltage
is
an indispensable parameter in the design of
mixed-analog
circuits
, and the bandgap reference voltage source is the most wid...[Details]
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For hardware manufacturers with a huge user base, after-sales service is also an important source of profit. This is especially true for the relatively closed Apple. Previously, in an advance...[Details]
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Introduction: This paper introduces the principle and characteristics of a person detection device. The device is based on the PIC16F628A single-chip microcomputer, uses a pair of independent ultraso...[Details]
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This article proposes a design scheme for a two-color handless clock based on a single-chip microcomputer. The hardware of this solution uses AT89S51 microcontroller as the control core, uses 74LS154...[Details]
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As competition in the domestic new energy vehicle industry becomes increasingly fierce, the industry has heard relatively little about the progress of automakers in developing their own chips.
...[Details]