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Re: Topband: K9AY Loop not performing

To: N4ZR <n4zr@comcast.net>
Subject: Re: Topband: K9AY Loop not performing
From: Michael Walker <va3mw@portcredit.net>
Date: Mon, 9 Dec 2019 22:03:30 -0500
List-post: <mailto:topband@contesting.com>
Hi Pete

That is one interesting find.  I'm going to have to do some tests and see
if I have the same issue.

My RX antenna and TX antennas are about 2 wavelengths apart and both are
very well choked into a 2x8 switch.

I am going to have to give this some thought.

73, Mike va3mw

On Mon, Dec 9, 2019 at 4:26 PM N4ZR <n4zr@comcast.net> wrote:

> Thank you to everyone who responded to my query.  The transmitting
> antenna was indeed coupling both noise and signals into my K9AY loops.
> I disconnected it at the feedpoint and the noise level on the RX antenna
> dropped 4 S-units!  Fooling around today in steady rain (which may
> affect the quality of ground, I'd expect).  I  was amazed, playing with
> the high end of the AM broadcast band, to be able to select one of two
> stations on the same frequency, just by switching the direction of the
> loop array.  I can hardly wait for European sunrise.
>
> 73, Pete N4ZR
> Check out the Reverse Beacon Network
> at <http://reversebeacon.net>, now
> spotting RTTY activity worldwide.
> For spots, please use your favorite
> "retail" DX cluster.
>
>
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