Re: 1000 year power source for design?

From: Julie (julie_at_nospam.com)
Date: 06/07/04 

Date: Mon, 07 Jun 2004 15:59:07 -0700

CFoley1064 wrote:
> >A simple clockwork phonograph w/ a cylinder (like the first types of
> >phonographs) for the recording (all stainless steel) would last tens or
> >hundreds of millennia, if not longer.
> >
> Indeed. Actually, this is already prior art. When NASA was building the first
> space probes to leave the solar system (Pioneer and Voyager), they designed a
> gold-plated copper recording disk which had various sounds of Earth. They
> expect it will last at least 40,000 years in a vaccuum (minimum time to the
> closest solar system on that trajectory). Here's a link. Also, go to the NASA
> main site, and look up "Voyager sound recording" or "Message in a Bottle" on
> NASA Search.

Ya -- that was the impetus for my 'idea'.

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