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a.ndiaye@

Mysterious s21 coplanar waguide

Started by a.ndiaye@,

28 posts in this topic

Posted

,,, in the gap put a circular metal addition of 0.1mm...!!

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Posted

19 minutes ago, Admin said:

,,, in the gap put a circular metal addition of 0.1mm...!!

ok, i can try this but when the board will the sma will be mounted in the board

How can we precess to remove the gap without a short circuit?

 

 

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Posted

If your goal is to get to 15GHz and more you are using the wrong connector.

You need an SMT edge connector (I would prefer a 2.92mm connector), lowers the problem with ground 

Why did you cut open all metal layers? There is no need for that it only introduces unwanted effects.

 

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