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What subjects do you need to learn when designing PCB? What ...
Printed circuit board (PCB), which is also known as printed circuit board (PCB) in Chinese, is an important electronic component, the support of electronic components and the carrier of electrical connection of electronic components. Because it is made by electronic printing, it is called "printed" circuit board.
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How to choose high frequency circuit board?
High frequency circuit board is mainly used for the accessories used in precision instruments. In the process of production and manufacturing, it has high requirements on its physical properties, precision and technical parameters. It can not only achieve high-speed signal with high requirements, but also improve the operation speed of relevant transmission devices. At the same time, different materials for circuit board are also required It will...
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SDEC, a leading enterprise of flexible circuit board, will i...
[guide]: China's leading flexible circuit board company, Shangda electronics, has disclosed that it will start a new round of fixed increase, with a financing amount of no more than 100 million yuan. The raised funds will be used to expand production capacity and invest in new technology research and development. At present, Shangda electronics has withdrawn from the new third board and is ready to launch an impact on the main board.
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Why are most PCB boards green?
Green color is solder mask ink, which is mainly composed of resin, talc powder and pigment. At present, the most famous ones in the market are Taiyo from Japan, Nanya resin from Taiwan, Changxing chemical industry from Taiwan and yongshengtai ink from Taiwan. The price is generally 60 ~ 120 yuan / kg. Of course, there are other colors, such as red, yellow, black, etc., green is the most widely used.
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What should be paid attention to when choosing PCB board man...
With the rapid development of the integrated circuit industry, the demand for PCB circuit board is only increasing, and the market demand is large. PCB is the so-called printed circuit board, which is the support of electronic components and the indispensable carrier of electronic printing. At the same time, there are many PCB circuit board manufacturers. So how should we choose PCB circuit board manufacturers?
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Guangdong University of technology PCB manufacturing process...
Entrusted by Guangdong University of technology, Guangzhou Yili bidding Agency Co., Ltd. carries out public bidding for the procurement of PCB manufacturing process integration system and other equipment. Suppliers who meet the requirements are welcome to bid.
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Design scheme of USB circuit protection
PPTC (positive temperature coefficient) device is a reliable and economical solution to provide current overload protection for computers and related devices. Since the device has various sizes and power ranges, circuit designers can choose the most appropriate style to meet the requirements of circuit design and USB specification.
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Good news! Meizhou city adds two new third board listed ente...
It is understood that Guangdong Huali Electric is a national high-tech enterprise and a key innovation 500 high growth enterprises in Guangdong Province. The company is specialized in the production and development of 35kV and below high and low voltage switchgear, automatic control equipment, box type substation, high and low voltage components and other series of products.
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Basic knowledge and identification of electronic components
Resistance in the circuit with "R" plus a number, such as: R15 for the number of 15 resistance. The main functions of resistance in the circuit are shunt, current limiting, voltage dividing, bias, filtering (combined with capacitor) and impedance matching.
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Common sense of Optocoupler
ordinary optocoupler, the detection method of infrared light-emitting diode is generally referred to. For optocoupler with photosensitive triode output type, the detection method of photosensitive triode should be referred to when detecting the output end.
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Electronic and Communication Engineering
Electronic and communication engineering is an engineering field combining electronic technology with information technology to build a modern information society.
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What is communication electronics
Electronic and communication engineering is an engineering field that combines electronic science with technology and information technology to build a modern information society. It uses the basic theory of Electronic Science and technology and information technology to solve the technical problems of electronic components, integrated circuits, electronic control, instrumentation, computer design and manufacturing and related fields of electroni...
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