[TowerTalk] Force 12 Delta 240 2 Elem 40M Yagi

Wayne Kline w3ea at hotmail.com
Sun Apr 13 16:30:09 EDT 2014


While were talking about 40 meter antennas. .  M2  antennas are ROBUST and the three element a KILLER in more ways then one. 
 
 You better have a  HD mast and mast mounting plate.  And the Rotor ... HUMMM I am sure it will survive  for awhile on a  CDR/Telex T2   but imo
it's living on burrowed time   :( 
 
and don't try to mount this on Water pipe  a death certificate for sure ... 
 
 
Wayne WEA 
 
 

 
> From: SawyerEd at Earthlink.net
> To: towertalk at contesting.com
> Date: Sun, 13 Apr 2014 07:07:12 -0400
> Subject: Re: [TowerTalk] Force 12 Delta 240 2 Elem 40M Yagi
> 
> I owned and used the EF240X from Force 12 for about 7 years.  The antenna
> actually worked very well once tuned but it had 2 issues.  It was very
> sensitive to its environment on tuning so you could not set it to the
> factory and put it up.  You had to raise it up to 40 ft or so and then bring
> it back down.  The second issue was that the rigid aluminum wire of the
> loading/boom support structure was not robust and I had to repair it twice
> in the 7 years.  The good news, and why I bought it, was that the bandwidth
> on the 240X was 250khz (and it was).  Overall, I liked the antenna despite
> its quirks.  Oh yes it was very light as well.
> 
>  
> 
> I now use a M2 3el on a 32 ft boom.  That is a killer antenna.  Its got a
> 200 - 220 khz BW and more gain.  More robust.  But its heavy at over 150lbs.
> The cost of it is not much more than the 2 els from F12 and CC but it will
> blow the doors off either antenna.  I have held a run frequency on CQ WW,
> ARRL DX, and WPX on 40 SSB using 100W and this antenna at 85 ft.
> 
>  
> 
> 73
> 
>  
> 
> Ed  N1UR
> 
>  
> 
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