[Lowfer] Another antenna question
rick
mauser48 at ptd.net
Sat May 31 08:29:00 EDT 2008
Thanks guys,
so if I mount the tx right at the antenna base ,there wont be a ground
lead to worry about! IGuess Ill have to start on the transmitter now and see
about that experimental license!
73
Rick KA2PBO
----- Original Message -----
From: "JD" <listread at oswegoblade.com>
To: "Discussion of the Lowfer (US, European, &UK) and MedFer bands"
<lowfer at mailman.qth.net>
Sent: Friday, May 30, 2008 11:41 PM
Subject: Re: [Lowfer] Another antenna question
> "It seems most guys are using some sort of top loaded vertical. Are they
> using a radial system I wonder?If so how do you the radials ,antenna
> ,horizontal tophat and feedline all within the 50 foot restriction? The
> way
> Im reading the rule , the ground system and feedline are included in the
> total length . Am I missing something or is everyone just fudging it?"
>
> No, Rick, they're not all just fudging it. Re-read the regs: "The total
> length of the transmission line, antenna, and ground lead (if used) shall
> not exceed 15 meters." Ground lead...the connection from the transmitter
> to
> a ground, whatever form that may take.
>
> The type of ground system is not regulated. Anything from a single ground
> rod to your city's water system is a legitimate "ground" (not that those
> are
> all that effective at LF), and all you have to include is the
> transmitter's
> connection to it.
>
> Of course, as Warren says, an experimental license gives you a lot more
> leeway.
>
> 73
> John
>
>
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