Re: Replacement HV cover

From: John Robertson <pinball_at_telus.net>
Date: Tue Jul 09 2002 - 13:05:37 EDT

One could also use window screen material, it is a bit more airy...

I really hadn't realized that the cover was a EM noise filter... this
current discussion helps a lot!

John :-#)#

At 10:39 AM 09/07/2002 -0400, Christopher X. Candreva wrote:

>On Tue, 9 Jul 2002, Noel Johnson wrote:
>
> > Sorry if this has already been discussed as I haven't been following
> > this thread too closely, but
> > what are the benefits of using the cover? I always leave them off to
> > help keep the HV unit cool.
> > Am I missing something?
>
>Yes -- a solid display :-)
>
>It prevents high freqeuncy RF emissions from being sent out by the HV unit.
>Normally this results in wavey lines on your display.
>
>With all those holes, I can't see them making a major difference in cooling.
>I mean, you DO have screens on your windows, right ? :-)
>
>
>==========================================================
>Chris Candreva -- chris@westnet.com -- (914) 967-7816
>WestNet Internet Services of Westchester
>http://www.westnet.com/
>
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Received on Tue Jul 9 10:15:32 2002

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