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configuration list: 01.1 Multimeter 02.1 Rubber protective cover 03. 1 set of test line KS17-2 04.1 DAkkS calibration certificate 05. 1 Coil Test Adapter 06. 1 portable case 07. 1 set of power acces...[Details]
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The Galaxy S20 FE is the most affordable Galaxy S series smartphone released this year. It has all the core features of the S flagship series, but unfortunately, some early users encountered touch is...[Details]
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Study diagram detail. Image source: "Nature Communications" online The British magazine "Nature Communications" reported on the 8th a new neuroscience study. A team from California State Universi...[Details]
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The power system uses compensation capacitors to improve the power factor. The working capacity of reactive compensation capacitors is large and the switching is frequent. To ensure the reliability ...[Details]
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2.2 Dynamic measurement method
The dynamic measurement method does not need to wait until the DC resistance is stable before measuring it. Instead, it uses the voltage and current data of the induc...[Details]
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On the morning of November 14, Nanjing City, Jiangsu Province held an emergency drill for the 2019 large-scale power outage.
The drill simulated that the Nanjing area was hit by severe convect...[Details]
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In the early morning of June 7, Apple held the WWDC22 conference. At this conference, the much-anticipated iOS 16 finally debuted. The iOS 16 beta is now available for download, and many netizens hav...[Details]
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When learning embedded systems, the first thing you should understand is the allocation of address space. Only by truly understanding the location represented by each address can you have a foundatio...[Details]
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Identification, classification and measurement of capacitors
1.
Unit:
Farad (F)
1F=10
3
mF=10
6
uF=10
9
nF=10
12
pF
Symbol...[Details]
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Solar energy is recognized by the world as the new energy with the highest technical content and the most promising development. As a new energy system, solar power generation system (photovoltaic sy...[Details]
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Heap and stack are very important concepts. It is very important to understand them when we develop programs, especially for embedded system development. For example, in embedded systems, the stack of...[Details]
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With the development of superconducting material applications, filters made of high-temperature superconducting materials have shown unprecedented high performance. The RF receiver front end composed ...[Details]
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Polarity reversal boost power supply circuit composed of LT1172
As shown in the figure, a polarity reversing boost power supply is formed by a boost switching regulator LT1172. The output voltag...[Details]
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LED has entered new markets and its application areas are expanding. It has been widely used in traffic lights, display screens, landscape lighting and decorative lighting, etc. Its market share i...[Details]
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IC555 and R1, R2, C1 form a 100KHz controllable multivibrator with a duty cycle of 50%. The audio signal is input to the control terminal 5 pin, and the 3 pin gets a pulse signal whose pulse width is...[Details]
PCB Design
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