[Ham-Mac] RFI getting into computer
Scott McKenzie
mckenzie at intermind.net
Tue Jun 6 15:48:28 EDT 2006
Dick,
The new intel iMac are covered with yards of RFI tape. Several of
the techs I know wonder why Apple used so much tape. The G5 iMacs
are beautiful inside, everything has it's place. The G5s are like
art, but the intel iMacs are a bundle of 'duct tape'.
:) Scott kd7hrk
On Jun 5, 2006, at 12:40 PM, Richard Hemingway wrote:
> Hi Group,
>
> I am wondering if the plastic casing of iMacs is more susceptible
> to RFI from the antenna than is a computer with a metal case.
> However, I should explain this. I am in a r etirement apartment
> and have my antenna sitting on top of a bookcase about 10 feet
> away. I am using a G5 with a metal case, but the monitor has a
> plastic casing. If I don't have the display angled properly RFI
> will cause the computer of turn off and on. I also have a Toshiba
> laptop computer and RFI never bothers it at all. (I should say that
> I only use about 30 watts with PSK). I have disconnected the
> display from the computer and FRI doesn't bother it then.
>
> The problem is that I am thinking of buying an iMac Inter Dual Core
> computer. The casing is all plastic and I am wondering if the
> problem would persist. The PowerBook has a metal case (I think)
> and I don't imagine would have t his problem. However, I would
> much rather have the iMac. Before you all jump in and say so - yes
> I have filter and chokes all over the place and on all the cables.
>
> I ma not experiencing it as much with the new Icom 756 PPRO3 I now
> have as I did with the Orion.
>
> Thanks,
>
> Dick, N5XRD
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