This circuit uses only two operational amplifiers to detect the peak and valley voltages of non-sinusoidal waveforms. During the peak period, D1 is turned on to charge C1 to the peak value. After the ...
[align=center][size=4][color=#0000ff][b]Essential information for DIY enthusiasts 1. Fall in love with making: 75 best making projects (selected edition) [/b][/color][/size][/align] [size=4][color=#00...
uC/OS (Micro Control Operation System) is translated as microcontroller operating system. The first version was released in 1992 and has now developed to uC/OS III.
Well, what's its use then?Anyone wh...
Exposing the ugly face of Yingtai Mobile Communication College Beijing Zhongguancun College Now the Beijing Jiuxianqiao College directly operated by Yingtai Mobile Communication College headquarters h...
[font=宋体][size=9pt]Product Name:[/size][/font][size=9pt][font=Times New Roman]ATMEL9260[/font][/size][font=宋体][size=9pt]Development Kit[/size][/font][size=9pt][font=Times New Roman] [/font][/size][fon...
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
How can we get the highest performance from an A/D converter? The obvious answer is to use good design and board layout, but there are other techniques that can be used to improve performance. We can ...[Details]
As the whole equipment is constantly miniaturized and power-saving, low-power-consumption low-dropout linear regulators (LDO) are becoming the mainstream of the linear regulator market for switching p...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
In response to a series of problems caused by the backwardness of traditional water meters, the Ministry of Construction of China has proposed the requirement of "three meters per household" for ur...[Details]
Lithium-ion battery is a widely used rechargeable battery. It has the advantages of high single-cell operating voltage, small size, light weight, high energy density, long cycle life, rapid full ch...[Details]
Engineers who are new to wireless design and wireless product development need to master the basics of
RF measurement
. In many cases, this process is to enable engineers who have been engag...[Details]
Today, as network technology becomes more and more popular, industrial field instruments, data acquisition and control equipment are becoming more and more networked, and the combination of industr...[Details]
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Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
E6601A is Agilent's new generation of comprehensive tester platform, designed to provide low-cost calibration solutions for mobile phone manufacturers. It uses an open Windows® XP platform, allowi...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
Today, various applications such as consumption, computers, industry and instruments urgently need compact and effective power solutions, while also meeting the requirements of efficiency, fast tra...[Details]
Semiconductor devices used in high-end computing (advanced microprocessors) and consumer electronics (graphics and gaming chipsets) devices generally provide data rates up to 6.4Gbps through hig...[Details]
In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]