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Re: [RFI] Fw: cell phone interference on airplanes

To: <dswenson@wearne.net>, "RFI" <rfi@contesting.com>
Subject: Re: [RFI] Fw: cell phone interference on airplanes
From: "WX5L" <wx5l@charter.net>
Date: Thu, 2 Mar 2006 19:05:14 -0600
List-post: <mailto:rfi@contesting.com>
Would someone in the know explain why technically the cell phones in the 
headrest(Verizon?) Airphones don't cause the same problems as customer owned 
cell phones. Why are they immune from causing RFI to the aircraft and also 
from causing massive interference to cell sites below?

Thanks,

Randy
WX5L


> As a System Performance Engineer I would discourage use of cell phones in
> aircraft in normal circumstances.  (FCC rules permit a lot broader usage 
> of
> radio frequencies in a Emergency.)
>
> So, over rural Pennsylvania, at lower altitudes, it does not surprise me
> some passengers were able to use their cell phones.
>
> Darrel Swenson, K0AWB
>
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