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- Path: sparky!uunet!stanford.edu!apple!apn
- From: apn@Apple.COM (Alex Novickis)
- Newsgroups: sci.electronics
- Subject: Re: PC BOARD ETCHING QUESTIO
- Message-ID: <76416@apple.apple.COM>
- Date: 11 Jan 93 03:04:32 GMT
- References: <1993Jan7.142018.12112@phx.mcd.mot.com> <C0Iwtw.JpK@news.iastate.edu> <1993Jan10.225053.28590@phx.mcd.mot.com>
- Organization: Apple Computer Inc, Cupertino, CA
- Lines: 29
-
- In article <1993Jan10.225053.28590@phx.mcd.mot.com> schuch@phx.mcd.mot.com (John Schuch) writes:
- >I, to, have had this problem once in a while but have found most
- >cameramen pretty darn accurate. Another thing I ALWAYS do is include
- >a rule in the artwork. Something like this:
- >
- > |----|----|----|----|----|----|
- > | |
- > |<-------- 3 INCHES --------->|
- > | |
- >
- >
-
-
- With current laser photoplotting technology, WHY ?? whould you want to
- do reductions ?? LP's can generate things much finer than you can
- ever hope to etch.... I think that's about 4 mil traces with 4 mil
- seperations. And it usually costs me under 10$ for a 10x10" film (OK,
- well I do need several of them... but still)
-
-
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-
- --
- Alex P. Novickis, Real Time systems demi-guru. (W) 408-862-4541
- ALINK:alex.n (H) 415-691-0657
- UUCP:{amdahl,claris,pyramid,sun,decwrl,well,ubvax,ames}!apn@apple.com,apn@nonvon
- "I think... I think it's in my basement. Let me go upstairs and check"-Escher.
-