On Sat, 7 Nov 1998 14:58:16 EST firstname.lastname@example.org writes:
>I'm not really an engineer, but I think that a lead shield would be
>for things like nuclear reactors and x-ray generators. (Blocking
>(I used to fix new PC & printer designs that wouldn't pass FCC class
>As for a RF goes, putting all the screws in the PC cover may help.
>If you want to get rid of 90% of the RFI output, try putting ferrites
>on all your
>I/O lines (printer, modem, KB, Mouse, video, audio out&in, AC & etc).
>Those I/O lines will hurt you a lot more than a leaking plastic front
>There is not much more you can do for a CRT, besides turing it off..
>If your PC has a lot of low frequency output (older CPU=more HF RFI),
>may consider going to a faster motherboard. I used to get wacked on
>My Dish is out in the back yard, (not aimed at my PCs) so I've never
>RFI up in the 1 to 2 Ghz range. (I've never had the cover on my
>If you are not using good hardware in the shack (N connectors etc) and
>a lot of alligator clips hanging on your radio's RF input (or LNA's
>with the cover
>off), you may get some RFI on you SETI rig.
>Lead dust is not good for you. Melt it down and make bullets or
>sinkers, but don't use it for RF shielding. (It may not be legal to
>put in a dump)
> A few strips of metal duct tape would be a lot better. (cheap at the
>In case of war, thin metal tape will also block a lot of radioactive
>Note: The above may not apply if your PC case is made entirely of
>As I am on east coast time, this may not be true in California. ;-)
>Later Dudes, Rich <>
>Richard Tyndall NJ1A Woburn, MA. USA
>RTyndall@juno.com or email@example.com
> ARGUS Observatory FN42jl
>It's not Rocket Science. it's not Brain Surgery.
> It's Rocket Surgery!
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