[TowerTalk] Hi Gain Hi Tower ??

[K8RI]

On 12/19/2012 9:56 AM, Wayne Kline wrote:
> Hi Roger
>
>    The  small 24'  BX style towers are not the failure Point. it's the
> 44' stinger that's the area of failure !

That's what I'm saying. Guy the stinger. I di that here with multiband 
verticals.

73

Roger (K8RI)


> Another friend who's of the DX- Expedition type suggested I opt for  the
> tapered  fiberglass poles. !
>
> Still trying to model or see why the insulated  stinger at the top of
> the tower has such a remarkable effect ?
>
> Wayne W3EA
>
> ( I am sorry for the post, I am not able to get  word  wraparound to
> function on this  reflector ! )

Came out fine here.

>
>  > From: K8RI-on-TowerTalk at tm.net
>  > To: towertalk at contesting.com
>  > Date: Wed, 19 Dec 2012 08:52:36 -0500
>  > Subject: Re: [TowerTalk] Hi Gain Hi Tower ??
>  >
>  >
>  > Why not guy them with phillystran or poly rope?
>  >
>  > 73
>  >
>  > Roger K8RI
>  >
>  > ----------------------------------------
>  > From: "Wayne Kline" <w3ea at hotmail.com>
>  > Sent: Sunday, December 16, 2012 9:28 PM
>  > To: "towertalk at contesting.com" <towertalk at contesting.com>
>  > Subject: [TowerTalk] Hi Gain Hi Tower ??
>  >
>  > Hi fellow Tower Talkers.. . I built a 75/80 meter Four Sq, antenna
> system
>  > many years ago. It was feed with an original DX eng. ( not the new Dx
> eng
>  > co.) quadature. The Hi Gain Hi towers were stripped of everything and a
>  > center stinger was built and the system was resonantat 3.625 MHZ and
>  > the power dump at 3.500 was 70 watts and at 3.825 was 100 watts. I used
>  > the two insulators at the two stinger vertical element with a 14ga wire
>  > attached at it's bottom and travel down the inside of the 24ft base
> tower
>  > attaching at the feed point. There are 108 evenly spaced 1/4 radials
> under
>  > each antenna, with silver soldered connections at there interesting 8ga
>  > copper X and 9- 8 ft 5/8" ground rods. One at each tower base, one at
>  > the control box in the center of the array and 4 at the end of the
>  > centered X wire.I had a few 80 meter ops who felt that because I
> insulated
>  > the top 38' stinger at the top of the tower resulting in a Shorter over
>  > hight antenna was a compromise. So I
>  > got in touch with tim K3LR knowing he also had a 75/80 meter 4 SQ mad
> out
>  > of Hi-Gain Hi Towers, He sent me a rough dimension of his stinger out
> the
>  > top of his Hi-Tower. I un insulated the stinger and built my elements
>  > and achieved resonance with an additional 9ft height.Well it seemed
> My WX
>  > in eastern PA did not like the 48' stinger and I would loose one at
> almost
>  > every Nor'easter Storm. SO I am thinking of going back to the
>  > original configuration with insulated top 2" tuber and the 14 ga wire
> down
>  > the center of the tower to the base. Thought's out there Just kicking
>  > around ideas ? Wayne W3EA
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