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Subject:	Re: Static demonstrations and protection of electrical devices
From:	Glen Moore <[log in to unmask]>
Reply To:	Informal Science Education Network <[log in to unmask]>
Date:	Thu, 26 Aug 2010 07:09:42 +1000
Content-Type:	text/plain
Parts/Attachments:	text/plain (192 lines)
ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************

Earl

How extensive does this need to be?



-----Original Message-----
From: Informal Science Education Network [mailto:[log in to unmask]] On Behalf Of Earl Stirling
Sent: Thursday, August 26, 2010 6:03 AM
To: [log in to unmask]
Subject: Re: Static demonstrations and protection of electrical devices

ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************

a comprehensive grounding plane will help.  we've used a well grounded wire
mesh floor covered by peg board.

----
Earl Stirling
Now with extra SCIENCE!
e x p l  O  r a t o r i u m
3601 Lyon St
San Francisco CA 94123
+1.415.353.0401


On Wed, Aug 25, 2010 at 7:13 AM, Shane Pickett <[log in to unmask]>wrote:

> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
>
> *****************************************************************************
>
> I'm looking for any advice from anyone with experience in protecting
> electronic devices from Van de Grafs and Tesla Coils.
>
> We have a relatively small demonstration area, and we use a 5' tall,
> 750Kv Van de Graaff in there. And, we're not sure just how much damage
> we're risking to the projector, computer, and quite a few AV devices in
> there, that are 10'-20' away. We've had some problems with the projector
> bulb-it's a fairly new machine, and we've blown two bulbs prematurely.
> Our only speculation as to this problem is static related.
>
> And now we're considering adding a tesla coil to our demonstration. I'm
> worried about frying more than just projector bulbs, and those bulbs are
> pretty pricey as it is...
>
> How much protection has proven to be enough for other installations? We
> don't really have the space to put Faraday cages around everything, but
> we're not sure if power conditioners and surge suppressors are enough,
> either.
>
> Any and all help is welcome.
>
> Thank you,
>
> Shane Pickett
> Science Central
>
>
> -----Original Message-----
> From: Informal Science Education Network
> [mailto:[log in to unmask]] On Behalf Of Mike Slayton
> Sent: Tuesday, August 24, 2010 4:28 PM
> To: [log in to unmask]
> Subject: Re: Large Van de Graaff
>
> ISEN-ASTC-L is a service of the Association of Science-Technology
> Centers Incorporated, a worldwide network of science museums and related
> institutions.
> ************************************************************************
> *****
>
> Remember-- Check with mfg to see if these, when working, will affect
> other electronic devices in the area, including not only interactives,
> but medical devices such as pace-makers.
>
>
>
> On Aug 24, 2010, at 3:21 PM, Sherry Marshall wrote:
>
> > ISEN-ASTC-L is a service of the Association of Science-Technology
> > Centers Incorporated, a worldwide network of science museums and
> > related institutions.
> > **********************************************************************
> > *******
> >
> > Hello All -
> > Does anyone know of a source for the large Van de Graaff generators?
> > You know, the ones that are like 6 foot tall?  Not like the "Bridge of
>
> > Fire" ones.  Looking for reasonable priced, without making our own.
> > Ideas?
> > -Sherry
> >
> > Sherry Marshall
> > Director, Oklahoma Museum Network
> > http://www.oklahomamuseumnetwork.org
> >
> >
> > **********************************************************************
> > *
> > For information about the Association of Science-Technology Centers
> > and the Informal Science Education Network please visit www.astc.org.
> >
> > Check out the latest case studies and reviews on ExhibitFiles at
> > www.exhibitfiles.org.
> >
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> Mike Slayton
> Proto Productions, Inc.
> 840 Fiene Drive
> Addison, IL 60101
> P: 630-628-6626
> F: 630-628-2232
> E: [log in to unmask]
> W: www.protoproductions.com
>
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> ***********************************************************************
> For information about the Association of Science-Technology Centers and
> the Informal Science Education Network please visit www.astc.org.
>
> Check out the latest case studies and reviews on ExhibitFiles at
> www.exhibitfiles.org.
>
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> ***********************************************************************
> For information about the Association of Science-Technology Centers and the
> Informal Science Education Network please visit www.astc.org.
>
> Check out the latest case studies and reviews on ExhibitFiles at
> www.exhibitfiles.org.
>
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***********************************************************************
For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.

Check out the latest case studies and reviews on ExhibitFiles at www.exhibitfiles.org.

The ISEN-ASTC-L email list is powered by LISTSERVR software from L-Soft. To learn more, visit
http://www.lsoft.com/LISTSERV-powered.html.

To remove your e-mail address from the ISEN-ASTC-L list, send the
message  SIGNOFF ISEN-ASTC-L in the BODY of a message to
[log in to unmask]

***********************************************************************
For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.

Check out the latest case studies and reviews on ExhibitFiles at www.exhibitfiles.org.

The ISEN-ASTC-L email list is powered by LISTSERVR software from L-Soft. To learn more, visit
http://www.lsoft.com/LISTSERV-powered.html.

To remove your e-mail address from the ISEN-ASTC-L list, send the
message  SIGNOFF ISEN-ASTC-L in the BODY of a message to
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