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#1. What is controlled impedance?
#2. In which unit is controlled impedance measured?
#3. At high frequencies, what is likely to happen if the impedance varies from one point to another on the signal trace trajectory?
#4. What is the standard tolerance for controlled impedance?
#5. What affects impedance?
#6. What does the percentage of the resin content have a great impact on?
#7. What is a good design practice for controlled impedance?
#8. Where should you place components and vias when designing for controlled impedance?
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The answers to questions 8 and 10 didn’t show in my browser (chrome) so I couldn’t answer them.
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5% tolerance on controlled impedance for speeds over 5kHz is desired.
It was 5 ghz! Who change d it?