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Re: [TowerTalk] Smart antennas

To: "Jim Lux" <jimlux@earthlink.net>
Subject: Re: [TowerTalk] Smart antennas
From: Bill Turner <wrt@dslextreme.com>
Reply-to: wrt@dslextreme.com
Date: Wed, 03 Sep 2003 07:40:06 -0700
List-post: <mailto:towertalk@contesting.com>
On Wed, 3 Sep 2003 07:28:27 -0700, "Jim Lux" <jimlux@earthlink.net>
wrote:

>Actually, for that matter, I think the FCC is a bit vague on where the
>reference plane for the power limit is.   Say I have a 5 kW amplifier, and
>I'm using some sort of horrible lossy transmission line to connect to the
>antenna.  What's to keep me from saying that the output of the system should
>measured at the antenna feedpoint (i.e. the transmission line is part of the
>"transmitter".. it's not supposed to radiate).  Particularly on higher
>bands, this could be significant.

_________________________________________________________

The FCC is not vague at all.  Here's a quote from Part 97:

§97.313 Transmitter power standards.
<snip>
(b) No station may transmit with a transmitter power 
exceeding 1.5 kW PEP. 

The operative phrase is "transmitter power".  There is no mention of
feedline loss or antenna efficiency.

-- 
Bill, W7TI


_______________________________________________

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Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any questions 
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