[TowerTalk] Dipole Center Connector

Bob Maser bmaser at tampabay.rr.com
Mon Nov 17 13:52:14 EST 2008


Going thicker also results in a shorter antenna.  Example:  The HyGain 
HyTower resonates on 75 with a total length of 53 feet.  That's because the 
bottom half of the antenna is made from lattice tower sections.

Bob  W6TR
----- Original Message ----- 
From: "Jim Brown" <jim at audiosystemsgroup.com>
To: <towertalk at contesting.com>
Sent: Monday, November 17, 2008 6:14 PM
Subject: Re: [TowerTalk] Dipole Center Connector


> On Mon, 17 Nov 2008 13:06:14 -0500, Mark Robinson wrote:
>
>>Page 8-9 of ON4UN's Low Band DX'ing book shows the construction of a wide
>>band dipole for 80m
>
>>From the early days of radio, it's been well known that making the
> conductors larger will increase the SWR bandwidth. But it's important to
> realize that SWR bandwidth is the only thing that's changing!  It doesn't
> make the antenna radiate better, except to the extent that it reduces loss
> by reducing the wire resistance (and that's a rather small improvement). 
> It
> only makes the match to the transmission line more constant with 
> frequency.
>
> 73,
>
> Jim K9YC
>
>
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