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Determination of the conversion factor of a tangent galvanometer
Instrument
Tangent galvanometer; 0~2A ampere ratio 0~10Ω variable resistance box; 2V battery; plug switch; rever...[Details]
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A constant current source is a power source that can output a constant current. The application field of constant current sources is very broad. However, many occasions where constant current ...[Details]
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According to Bloomberg, Yuan Chengyin, general manager of the National New Energy Vehicle Technology Innovation Center, said in an interview that China's automotive chip shortage may last for up to t...[Details]
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Samsung Electronics said on Wednesday it has temporarily closed one of its mobile phone research labs in Suwon, Gyeonggi Province, South Korea, after an employee tested positive for the coronavirus, ...[Details]
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According to news on June 26, Rogica, a software developer in Kumamoto City, Japan, has recently begun selling cattle monitoring services using a GPS system. Communication devices similar to digital ...[Details]
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The MCU of an embedded control system generally requires a stable operating voltage to work reliably. Designers are accustomed to using linear voltage regulators (such as the 78xx series three-termin...[Details]
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Under the heavy reports of major news, the ignorant masses said that the first graphene battery has been born. Come, let's take a look at what this magical "graphene battery" is all about. Graphene...[Details]
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This article will introduce two different methods for measuring the conversion efficiency of switching power supplies. The first method uses a wattmeter and two multimeters; the second method descr...[Details]
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In the process of total station measurement applied to aircraft, calculations are often involved to meet different application environments and measurement requirements. In the past, the post-measurem...[Details]
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Digital cockpit has been a hot topic in recent years. The author of this article is Zhang Renjie, COO of Xingmin Zhitong and general manager of the Intelligent Connected Vehicle Business Group. He di...[Details]
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"Three cores make all things sound" Qiyingtailun's third-generation voice recognition chip is coming. Qiyingtailun's third-generation voice recognition chip will be released on July 28, 2022. Let's...[Details]
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According to foreign media reports, the US Patent and Trademark Office recently officially announced 61 new patents obtained by Apple, one of which is related to Apple's "Titan Project" and is calle...[Details]
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Each time switch SP1 is pressed, the count value increases by 1, and its binary count value is displayed through P1.0 to P1.3 of the P1 port of the AT89S51 microcontroller.
(1. Connect the P3.7...[Details]
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According to reports, Apple recently launched a new laptop equipped with a new generation of self-developed M2 processor. Media analysis pointed out that Apple's product may bring challenges to Micro...[Details]
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The method of connecting a single-phase inverter outputting three-phase 220V to a three-phase motor is as follows:
Determine the input power and output voltage of the inverter
First...[Details]
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