[TowerTalk] 4-Square Configurations

[Michael Tope]

Seems like that could be accomplished with a low
dipole and a power splitter. This arrangement
could be used only for xmit in order to preserve
the high angle rejection of the 4-sqr on rx.

Mike, W4EF........................................


----- Original Message -----
From: "Maurizio Panicara" <i4jmy@iol.it>
To: <towertalk@contesting.com>; "Ralph Fedor" <rfedor@cloudnet.com>
Sent: Monday, August 14, 2000 3:02 AM
Subject: Re: [TowerTalk] 4-Square Configurations


>
> Its useful to have a strong signal in Europe to send a sort of "stay away
> beacon" , but it's very risky and disadvantageuous when you don't have a
> separate receiving system (for DX) that rejects high angle waves.
>
> 73,
> Mauri I4JMY
>
> ----- Original Message -----
> From: "Ralph Fedor" <rfedor@cloudnet.com>
> To: <towertalk@contesting.com>
> Sent: Monday, August 14, 2000 4:53 AM
> Subject: [TowerTalk] 4-Square Configurations
>
>
>
> > An interesting argument for the elevated radial / ground screen
> > configuration is in ON4UN's book.  The vertical radiators are cut for
SSB
> > and a stub is switched in and out of the SINGLE elevated radial beneath
> > each vertical radiator.  The shorted stubs resonate the system at 3775;
> > with the stubs unshorted, the system resonates at 3525.  John, ON4UN,
> > states there is some high angle radiation introduced when using this
> > configuration.  In Europe, however, this is not so disadvantageous.
> > Thanks in advance for any comments.
> >
> > 73 -
> > Ralph - K0IR
> >
>
>
>
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