Re: Glass Disks for the Wimshurst Machine From Hell (fwd)

[Steven Roys <sroys@xxxxxxxx>]

[I don't know if it's been mentioned, but "Homemade Lightning" by R. A.
Ford details a modern sectorless Wimshurst machine, as well other
interesting electrostatic apparatus SRR.]

 ---------- Forwarded message ----------
Date: Thu, 24 Jul 2003 22:22:42 -0500
From: Mike.novak <Mike.novak@xxxxxxxxx>
To: High Voltage list <hvlist@xxxxxxxxxx>
Subject: Re: Glass Disks for the Wimshurst Machine From Hell (fwd)

Glass is actually a kind of crummy material for wimshurst disks in my
opinion. I've used plexi with good success. Glass just isn't worth the heart
attack of protecting when plexiglass looks pretty much the same and weighs
less to boot.
----- Original Message -----
From: "High Voltage list" <hvlist@xxxxxxxxxx>
To: <hvlist@xxxxxxxxxx>
Sent: Thursday, July 24, 2003 4:54 PM
Subject: Glass Disks for the Wimshurst Machine From Hell (fwd)


> Original poster: Steven Roys <sroys@xxxxxxxx>
>
>
>
> ---------- Forwarded message ----------
> Date: Thu, 24 Jul 2003 08:45:39 -0600
> From: John Doran <johnd@xxxxxxxxxxxxxxx>
> To: hvlist@xxxxxxxxxx
> Subject: Glass Disks for the Wimshurst Machine From Hell
>
>
> Howdy!  I have an idea where you might be able to get
> inexpensive glass disks for a Wimshurst machine.
> The only trouble is, they are huge...
>
> Get replacement glass tops for a circular patio table!
> They already have a hole in the center (for the umbrella
> stand); about 2 inches in diameter.
>
> The Wimshurst machine will then have disks about
> four feet in diameter; it'll be a whopper even by historical
> standards.  Consider, though, that if you are going to
> go to the trouble of building one, it might as well be
> a big one--it probably wouldn't be that much more difficult
> to fabricate than a table-top unit.
>
> -John
>
>
>