Another advantage of the TH-11 is no traps to burn up in the driven portion
(an LP cell). That plus having 12 and 17. seems to me like a pretty good
tradoff for less than 0.4 db.
Gene / W2LU
----- Original Message -----
From: <K7LXC@aol.com>
To: <towertalk@contesting.com>; <thompson@mindspring.com>
Sent: Tuesday, March 16, 2010 4:49 PM
Subject: Re: [TowerTalk] convert TH7 to TH11
>
> In a message dated 3/16/2010 12:21:16 A.M. Pacific Daylight Time,
> towertalk-request@contesting.com writes:
>
>> The main reason to upgrade to the TH-11 is to add 17 and 12. Looking
> at the
> Hy-Gain portion of the MFJ 2010 catalog will notice that the average
> gain
> of the TH-7 is slightly higher at 8.77 dbi versus 8.4 dbi for the TH-11.
>
> And don't forget with the dual driven elements you get wider
> bandwidth. A TH6 is either a phone or cw antenna - a TH7 will do both
> reasonably
> well.
>
> Cheers,
> Steve K7LXC
> TOWER TECH
>
>
>
>
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