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Re: Homemade PCBs!



Original poster: "Jim Mitchell" <Electrontube-at-sbcglobal-dot-net> 

A layer is a flat piece of FR4 or other material that has the copper tracks
in it.  If you have a four layer board,  each layer has a network of tracks
in it, therefor allowing many tracks in a small X-Y sized board but with
many layers.

Regards - Jim Mitchell
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Tuesday, April 27, 2004 11:05 PM
Subject: Re: Homemade PCBs!


 > Original poster: Fucian-at-aol-dot-com
 >
 > What are all these layers for?What exactly IS a layer?
 >
 > Matt
 >
 >