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[aprssig] Scaling APRS antenna

Andrew Rich vk4tec at tech-software.net
Sat Sep 18 21:48:55 UTC 2004


Thats the thing the elements and boom are stailness steel and welded.

dough 

-----Original Message-----
From: Glenn Little WB4UIV [mailto:glennmaillist at bellsouth.net]
Sent: Sunday, 19 September 2004 5:17 AM
To: vk4tec at tech-software.net; TAPR APRS Mailing List
Subject: Re: [aprssig] Scaling APRS antenna


You will need to change the spacing as well as the element lengths.

This web site has some data and pointers to other web sites:

http://www.hamuniverse.com/antennas.html

There is a pointer to technical info on Cushcraft antennas. Some of the 
manuals give dimensions.

Hope this helps
73
Glenn
WB4UIV


At 08:36 PM 09/17/04, you wrote:
>Hi,
>
>I picked up a beam stainless steel 400-420 MHz
>
>How can I work out how much to cut off to bring it up to 438 MHz ?
>
>Cheers
>
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>aprssig mailing list
>aprssig at lists.tapr.org
>https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig








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