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[TowerTalk] 205CA vs 204BA

To: <towertalk@contesting.com>
Subject: [TowerTalk] 205CA vs 204BA
From: km9p@akorn.net (Bill Fisher, N4VJ & K4AAA)
Date: Thu, 20 Mar 1997 17:49:35 -0500 (EST)
In summary...  And W6QHS told me the same thing:

The 204BA is darn good antenna for what it is.  

73



On Thu, 20 Mar 1997, Roger A. Cox WB0DGF wrote:

> The 205CA is on a 34 foot boom.  W2PV has shown that with this length boom
> on 20m, usually you can get good gain OR good F/B but not both at the same
> time.  The older 205BA had good gain, approx. 6.9 dBd but only 15 dB F/B. 
> The newer 205CA has aprox. 6.5  dBd with 30 dB F/B.  The 204BA has approx.
> 6 dBd and 27 dB F/B on a 26 foot boom.  I do have a model of the 205CA
> which acheives >7 dBd with approx 20 dB F/B but the impedance is around
> 15-20 ohms, and the bandwidth is limited.  If anyone is interested, I can
> provide this.  I do not think that you can gain much by using 4 elements on
> a 34 foot boom.  I have tried this, and you end up with the same tradeoffs.
> 
> 73 Roger WB0DGF (Hy-Gain)
> 
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-----------------------------------------
Bill Fisher, N4VJ / K4AAA
http://www.contesting.com
-----------------------------------------


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