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Maker Pro

PCB VIA

ahmet46

Jun 4, 2022
2
Joined
Jun 4, 2022
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2
Hi everyone, normally (2 layer) if using via circuit line should continue on the layer. but in the pics as you can see i dont see to circuit line . i marked 2 different vias. what are they ? pcb can be more than 2 layer ?
 

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kellys_eye

Jun 25, 2010
5,472
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Jun 25, 2010
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5,472
There are commonly 4-layer and 8-layer boards readily found in consumer units and, in fact, it is possible to go up to 100 layers!
 

Arouse1973

Adam
Dec 18, 2013
5,178
Joined
Dec 18, 2013
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5,178
Yes they look like test Vias. Normally they would be masked and remain gold or silver plated.
 
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