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This is a very hidden problem. If you don't pay attention, some chips on the circuit board will explode suddenly when the oscilloscope is connected, which will not only have a great impact on...[Details]
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Usually, the switches used for buttons are mechanical elastic switches. When the mechanical contacts are opened and closed, due to the elastic effect of the mechanical contacts, a button switch will n...[Details]
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Experiment name: ADC analog-to-digital conversion experiment - Photoresistor AD acquisition wiring description: Experimental phenomenon: After downloading the program, the digital tube displays the A...[Details]
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According to a recent report by Russian media Vedmosit, Russia's independent chip company Baikal Electronics has been struggling after being hit by Western sanctions, with the yield rate of its pac...[Details]
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Recently, after six rounds of testing, Apple finally released the iOS 12.3 system update. This version is also the third major version update of the iOS 12 system since it was officially launched in ...[Details]
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According to Jiwei.com, on September 19, Ligong Technology updated its IPO filing and announced its operating results for the first half of 2020 to the public. The prospectus shows that its operating...[Details]
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Hello everyone, when you use an oscilloscope to trigger a waveform, have you ever encountered such a situation: when all parameters are set correctly, the triggered waveform cannot be displayed stabl...[Details]
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For the sampling time of the STM32 ADC and the maximum bandwidth of the analog signal,
please refer to Section 16.2 of the STM32 Technical Reference Manual and Table 44 of Section 5.3.17 of the STM32...[Details]
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This audio power amplifier circuit consists of several transistors which are arranged in such a way to form a solid audio amplifier circuit and qualify. This amplifier uses four transistors and eac...[Details]
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According to previous news, the Samsung Galaxy S21 FE has been confirmed to be released during the CES 2022 exhibition, specifically from January 5 to 8, 2022. This will be one of the few full-bloode...[Details]
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As
LED
technology advances, LED applications are becoming increasingly diverse. However, since only 15 to 20% of the input power of high-
power
LEDs is converted into light, and ...[Details]
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Q: How many fewer parts does an electric car have than an internal combustion engine? 100? 300? 500?
The answer is: 1000+
According to incomplete statistics, a conventional internal...[Details]
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With the advancement of science and technology, electric vehicle technology has developed rapidly. Compared with internal combustion engine vehicles, electric vehicles have the advantages of zero emis...[Details]
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The emergence of millimeter wave sensors adds an extra layer of protection to the environmentally friendly life of active perception and automatic power saving. The life presence sensing reference de...[Details]
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A high linearity LNA for UHF RFID radio frequency front-end receiver is designed. The low noise amplifier adopts noise cancellation technology, has the function of single-ended input differential out...[Details]
Test/Measurement
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