[Lowfer] Re: 600MRG> Link to some darn good antenna designs...

Fri, 1 Feb 2002 15:43:40 -0500

----- Original Message -----
From: Bob Roehrig <[email protected]>
To: WE0H <[email protected]>
Cc: <[email protected]>; Lowfer/Hifer Reflector
<[email protected]>
Sent: Friday, February 01, 2002 15:29
Subject: [Lowfer] Re: 600MRG> Link to some darn good antenna designs...


> On Wed, 30 Jan 2002, WE0H wrote:
>
> > I just received this from the RSGB LF Group reflector. It looks like
> > some real good technical antenna info for LF. Here is the link
> > http://www.qsl.net/on7yd/136ant.htm.
>
> He noted that increasing the top loading increased the efficiency, which
> is what I have been playing with. I have gone to extremes by decreasing
> the L/C ratio using a fixed capacitor of several hundred pf off the end of
> one of the top hat wires to ground. (The original loading coil brought the
> system to resonance at 600 meters with just the original 6 foot long hat
> wires). I haven't received any real signal strength data from afar to
> verify this so I plan to take some field strength measurements from a
> few miles away soon.
>
>
>
>                     73        Bob Roehrig        K9EUI
>                     Aurora University Telecom/IS dept.
>                     630-844-4898   [email protected]
>
>
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