[Elecraft] K3S HI SIGNAL

[Jim Miller]

Note that Frank's reply was to a FD (W3AO) setup question.

Frank's W3LPL station has a much different matrix of antennas.

73
jim ab3cv

On Mon, Jun 25, 2018 at 2:31 PM <donovanf at starpower.net> wrote:

> Hi John,
>
>
> No, they are all pointed in exactly the same direction.
>
>
>
> To eliminate all interference between multiple K3 transceivers
> operating in the same band, all W3AO HF antennas are deployed in
> a 10 00 foot long straight line running north-south with all of our
> 3 element HF Yagis and 2 element 40 meter Yagis pointed west.
> All of our dipoles are broadside east-west.
>
>
> There's no trace of interference among any of the K3 transceivers
>
>
> 73
> Frank
> W3LPL
>
> ----- Original Message -----
>
> From: john at kk9a.com
> To: elecraft at mailman.qth.net
> Sent: Monday, June 25, 2018 5:34:37 PM
> Subject: [Elecraft] K3S HI SIGNAL
>
> What does tip to tip mean - pointing 90 degrees apart?
>
> Don't you use verticals for your mult stations at W3LPL to minimize in
> band interference? How far are they from the Yagis?
>
> John KK9A
>
>
> Frank Donovanf W3LPL wrote:
>
> We routinely operate three or more K3 transceivers on the same band
> at W3AO, four on the band our GOTA station is operating. Not only
> is there no damage to the K3s and no HI SIG warnings, we don't hear
> any cross-station interference at all!
>
>
> The trick is to use horizontally polarized antennas installed tip-to-tip
> with at least 100 feet of spacing between each other.
>
>
> 73
> Frank
> W3LPL
>
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