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The difference between PCB gold board and chemical board

The difference between PCB gold board and chemical board

1. Sinking gold board and chemical board are the same process products. Electric gold boards and flash gold boards are also the same process products. In fact, ...

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The difference between the golden board of the line board and the gold -plated board

The difference between the golden board of the line board and the gold -plated board

1. Generally, the thickness of the gold is much thicker than the gold plating. The Shenjin Club is golden yellow than golden plating. It is more satisfied ...

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What is the difference between Shen Jin and plating in PCB manufacturing

What is the difference between Shen Jin and plating in PCB manufacturing

Shen Golden Board and Gold Placing Board are often used by PCB circuit boards. Many engineers cannot correctly distinguish between the two. Even some engineers ...

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Prevention of copper surface oxidation during PCB production

Prevention of copper surface oxidation during PCB production

At present, during the production cycle of sinking copper, rectification and graphic transfer during the production process of double -sided and multi -laye...

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The 14th important features of high reliability PCB

The 14th important features of high reliability PCB

At first glance, regardless of the internal quality of PCB, the surface is almost the same. It is through the surface that we see differences, and these dif...

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IC replacement skills in PCB circuit design

IC replacement skills in PCB circuit design

1. Change directly on behalf of Direct replacement refers to the use of other IC chips directly to replace the original IC without any changes. After the re...

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Pole design in high -speed PCB

Pole design in high -speed PCB

1. Considering the two aspects of cost and signal quality, choose a reasonable size of the hole. For example, for the PCB design of the 6-10-layer memory modu...

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Overview of the circuit board PCB perforated technology

Overview of the circuit board PCB perforated technology

Pole (VIA) is one of the important parts of multi -layer PCB, and the cost of drilling usually accounts for 30%to 40%of the cost of PCB board. Simply put, ev...

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PCB common problems

PCB common problems

Q: Can the 4 -layer board be used to do 50 ohm impedance lines?Answer: Hello! Can be used as impedance boards.Q: Can you give me a detailed offer? Give me the p...

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