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		<title>Why does PCB design control 50 ohm impedance?</title>
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		<dc:creator><![CDATA[Grace]]></dc:creator>
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					<description><![CDATA[In the process of PCB design, before routing, we usually stack the project we want to design, and calculate the...]]></description>
		
		
		
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		<title>Three major factors affecting PCB impedance</title>
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		<dc:creator><![CDATA[Grace]]></dc:creator>
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					<description><![CDATA[The three major factors affecting PCB impedance mainly include: dielectric thickness, wire width and dielectric constant. The following is a...]]></description>
		
		
		
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		<title>The Three Major Factors Affecting PCB Impedance Control</title>
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		<dc:creator><![CDATA[Grace]]></dc:creator>
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					<description><![CDATA[Abstract Impedance control is critical in modern printed circuit board (PCB) design, especially for high-speed digital and RF applications. Precise...]]></description>
		
		
		
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