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DVD Rewinder
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Posted to sci.electronics.repair
Jeff Liebermann
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Posts: 4,045
DVD Rewinder
On Tue, 19 Apr 2016 16:44:16 -0700 (PDT),
wrote:
THEY CAME IN AN ANTI STATIC BAG !
Anti-static bags don't work. I put one of my radio designs inside
such a bag and all I heard out of the speaker was the same old static.
I like the DVD rewinder, but can't you just insert the CD upside-down
and play it again to rewind it?
You really need anti-static bags for protecting clip leads.
Atmospheric electricity increases at the rate of about 30 volts/ft[1].
If you're 6ft tall, there should be 180 volts between your head and
your toes. If you bridge this voltage with one of your new clip
leads, it will surely create a spark. With the typical low quality of
Chinese clip leads, that would probably blow the wire as if it were a
fuse.
[1] https://en.wikipedia.org/wiki/Atmospheric_electricity
"...the potential, aka 'voltage', increases with altitude at about
30 volts per foot (100 V/m)..."
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Jeff Liebermann
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