I calculate ( pad-size - hole size )/2 = annular ring
perhaps kangaroos do it with new math.  :-)

Georg
[EMAIL PROTECTED]

> -----Urspr ngliche Nachricht-----
> Von: TSListServer [mailto:[EMAIL PROTECTED]]Im
> Auftrag von Micky Blain
> Gesendet: Mittwoch, 14. Februar 2001 17:56
> An: Multiple recipients of list proteledausers
> Betreff: [PROTEL EDA USERS]: Annular Ring
>
>
> There is some debit going on at this company about the way
> Protel calculate
> Annular Ring. They are using dia-hole and dia of pad to calculate the
> number. I am being told that is not right.
>
> I have the Annular ring design rules set to 8mil in Protel
> and the debit is
> that is a 4 mil annular ring.
>
>
> Any discussion on this one?
>
> Micky Blain
>
>
>
> * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
> *  This message sent by: PROTEL EDA USERS MAILING LIST
> *
> *  Use the "reply" command in your email program to
> *  respond to this message.
> *
> *  To unsubscribe from this mailing list use the form at
> *  the Association web site. You will need to give the same
> *  email address you originally used to subscribe (do not
> *  give an alias unless it was used to subscribe).
> *
> *  Visit http://www.techservinc.com/protelusers/subscrib.html
> *  to unsubscribe or to subscribe a new email address.
> * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
>



* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*  This message sent by: PROTEL EDA USERS MAILING LIST
*
*  Use the "reply" command in your email program to
*  respond to this message.
*
*  To unsubscribe from this mailing list use the form at
*  the Association web site. You will need to give the same
*  email address you originally used to subscribe (do not
*  give an alias unless it was used to subscribe).
*
*  Visit http://www.techservinc.com/protelusers/subscrib.html
*  to unsubscribe or to subscribe a new email address.
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

________________________________________________________

To leave the EDAFORUM discussion list, send a email with
'leave edaforum' in the body to '[EMAIL PROTECTED]'

More Information : http://www.dolist.net

Reply via email to