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Article #14295Re: how to make 3+ layered boards?
From: Henry Spencer
Date: Mon, 17 Jun 1991 17:30
Date: Mon, 17 Jun 1991 17:30
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In article <1991Jun11.125843.105@nuchat.sccsi.com> steve@nuchat.sccsi.com (Steve Nuchia) writes: >> Subject: how to make 3+ layered boards? > >For production you have to pay someone who knows how to do it. Even if you >had all the materials, it would still be just about impossible without >the equipment... It *is* possible -- I know people who've done it -- but without a fair bit of moderately costly equipment, you're not going to consistently get quality boards out of it. Dependably getting high-quality plated-through holes requires precise control of things like solution chemistry and temperature, plus a substantial debugging process to get the parameters set right. This essentially amounts to setting yourself up as a board production shop, at considerable cost. Adding copper is a lot harder than subtracting it; there isn't any basement-bench way of doing it that reliably gives good results. If you want something that will give you a good board the first time every time, and don't want to spend a lot of money and effort on it, you need to pay someone who *has* spent the money and effort. -- "We're thinking about upgrading from | Henry Spencer @ U of Toronto Zoology SunOS 4.1.1 to SunOS 3.5." | henry@zoo.toronto.edu utzoo!henry
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Newsgroups: sci.electronics Path: arc1-ca.pugleaf.net!utzoo!henry From: henry@zoo.toronto.edu (Henry Spencer) Subject: Re: how to make 3+ layered boards? Message-ID: <1991Jun17.173058.23813@zoo.toronto.edu> Date: Mon, 17 Jun 1991 17:30:58 GMT References: <pad.676610517@probitas> <1991Jun11.125843.105@nuchat.sccsi.com> Organization: U of Toronto Zoology