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Re: why aren't electronics schematics trade secrets?
From: |
Barry Margolin |
Subject: |
Re: why aren't electronics schematics trade secrets? |
Date: |
Thu, 02 Dec 2004 22:20:34 -0500 |
User-agent: |
MT-NewsWatcher/3.4 (PPC Mac OS X) |
In article <Xns95B3F395E45C786336@130.133.1.4>,
Roger Johansson <no-email@home.se> wrote:
> Dan Jacobson <jidanni@jidanni.org> wrote:
>
> > Just curious why electronics schematics aren't closely guarded trade
> > secrets. Is it because the hard part is making the parts, not
> > stringing them together?
>
> At least 97% of the production use very common circuit solutions, usually
> copied directly from from the application notes from the manufacturer.
Anyone remember the days before VLSI took over (60's and 70's), when the
manual for just about every electronic device included a wiring diagram?
I remember seeing this in televisions, transistor radios, and even some
early calculators.
--
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
Re: why aren't electronics schematics trade secrets?, John Hasler, 2004/12/02
Re: why aren't electronics schematics trade secrets?, John Larkin, 2004/12/03
Re: why aren't electronics schematics trade secrets?, DAW, 2004/12/04
Re: why aren't electronics schematics trade secrets?, hotkey, 2004/12/10