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The semiconductor summit held by the US government on September 23rd turned into a "Hongmen Banquet". The theme of this meeting was to deal with the impact of the new coronavirus variant on the suppl...[Details]
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As automotive design engineers begin to adopt technologies widely used in other industries, the way drivers enter their cars has become increasingly convenient. Throughout the industry's development,...[Details]
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introduction
At present, many companies use work badges to complete access control management, and they still use traditional manual methods. Not only is it easy for people to sneak in, but the...[Details]
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According to people familiar with the matter, NIO is currently facing difficulties. In order to concentrate resources to support the development of front-end business and return to the actual situati...[Details]
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Common faults of fixed resistors include open circuit, short circuit and value change. Use the ohmmeter to detect fixed resistors. When testing, first read the nominal resistance on the resistor, the...[Details]
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In order to make a speaker, I made a measuring tool by myself by referring to the speaker measurement kit circuit in the forum. I wanted to draw a PCB for proofing, but I was lazy, so I built one di...[Details]
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According to morning news on November 23, Beijing time, HP today released the company’s fourth quarter and full-year financial report for fiscal year 2022. The report shows that HP’s net revenue in t...[Details]
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The final list of the 2019 "China Good Brand" selection initiated by Shanghai Media Group | Interface News was announced. Saudi Basic Industries Corporation (SABIC), a world-renowned diversified chem...[Details]
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1. Introduction to low power mode According to the data sheet of STM8L15X, we know that the chip has 5 low power modes, as follows: 1. Wait mode: The CPU clock stops, and the selected peripherals c...[Details]
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Counterpoint's latest report shows that despite the decline in shipments, the average selling price (ASP) in the global smartphone market has increased by 10%. According to the report, Asia Pacific,...[Details]
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Since the popular MCS-51 series microcontrollers (such as 8031 and 8032) have no reset instructions and no integrated WATCHDOS circuit, what kind of anti-interference technology does the popular MCS...[Details]
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Japanese peripheral accessories manufacturer Game Tech will release this multi-device compatible cooling fan "Gamers Mobile Cooler" on May 21. The reference retail price is 3960 yen (about RMB...[Details]
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Output matching circuit of professional audio amplifier
Output matching circuit of audio amplifier.
The resistors in the diagram limit the current at a higher frequency, thus ...[Details]
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As more and more portable audio devices such as DVD players,
MP3 players, and even cell phones with built-in audio functions such as FM radio and MP3 are sold, the board space of these devic...[Details]
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Target
The purpose of this experiment is to familiarize you with the impedance matching operation of a transformer coupled amplifier.
Background
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