Interesting, I thought that the copper "balancing act" was only for containing possible warpage. Makes sense, though. Thanks for tip.
aj > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] >... > I did this type of pour and had the board house > slap my wrists ...The explanation was that if > you have a big pour with lots of copper on one > side you need about the same copper on the other > side to balance it. Otherwise the acid on one side > gets weak while the other side remains strong, > resulting in overetching on one side or > under-etching on the other * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/proteledaforum@techservinc.com * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
