[OZAPRS] HF gateway antenna sugestions

VK4UN vk4un at bigpond.com
Wed May 13 18:22:13 EST 2009


Hi Tony,I sent 4 emails so far to Larry VK5LY with no response at all
wanting to ask him the same question as he seems to get out very well, I Run
a multiband dipole from home on 30 meters and it works very well, TX is
approx 50 watts

Regards

David  VK4UN

----- Original Message ----- 
From: "Tony Hunt" <wavetel at internode.on.net>
To: "OZ-APRS Mial-list" <ozaprs at aprs.net.au>
Sent: Wednesday, May 13, 2009 5:48 PM
Subject: [OZAPRS] HF gateway antenna sugestions


>I was wondering what antennas everyone is using on 30m for the HF gates. So
> some discussion would be good. Considering services like RFDS and Outpost
> services are communicating with mobiles that usually use vertical whips
> one
> would think that a vertical would be the go at home because thats the
> approach they seem to take on their base setups with 5/8 vertical towers
> very often..  No doubt there are some arguments against this also. Ive
> seen
> in times past that the VKS737 network was using tower mounted helical
> dipoles horizontaly polarised so theres an exception.
>
> Currently I am using a Off centre fed wire (1.5wavelengths) on 30m an have
> no intention of putting a vertical up. Ive seen this argument/discussion a
> while back and still have no real idea of what the best answer is.
>
> Michael 5MW is looking at putting a HF gate in a Roxby in the North of SA
> so
> he has raised this point. I just decided to extend it to here for some
> input.
>
> Tony Hunt VK5AH
>
>
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> Ozaprs at aprs.net.au
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