In a message dated 06/21/2000 1:59:55 AM US Eastern Standard Time,
[log in to unmask] writes:

>
>  Does anybody of you knows where can I find a specifications
>  where it states the purpose of each PCB parts such lands, thru holes,
>  via holes, signals, grounds, etc.
>

You might start with IPC-T-50 which is the Terms and Definitions document for
IPC.  The definitions for land, through-hole, etc, should clearly state what
they are used for.

Doug Pauls
CSL

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