[Antennas] Re: [TowerTalk] Pushup pole sources

Durwydd MacTara [email protected]
Mon, 01 Mar 2004 16:12:14 +0000


Hi Jim,
   I used two fence rails slipped together (they have one swaged end).  The 
only guys I used was a 45 degree (fro the top) Dacron back stay in each 
corner for my 160m corner fed loop.

  "Communications" is a People skill, the rest is technology.
             Durwydd MacTara

>From: Jim Smith <[email protected]>
>To: Durwydd MacTara <[email protected]>
>Subject: Re: [TowerTalk] Pushup pole sources
>Date: Sun, 29 Feb 2004 22:44:24 -0800
>
>Hi Durwydd,
>
>Is this one fence rail bolted to one landscape timber for a total unguyed 
>height of about 26 ft or is it 2 fence rails fastened to each other by some 
>means and bolted to one landscape timber for a total unguyed height of 
>about 47 ft?
>
>I sure agree about the pulleys i.e. the lack of them.  I use 3/32" dacron 
>rope from STI and found it can get between the rotating part of the pulley 
>and the fixed part and jam.  No problem at all with the SS eyes.
>
>73 de Jim Smith   VE7FO
>
>Durwydd MacTara wrote:
>
>>Jack,
>>   I used two 21 foot chain link fence rails, bolted with 1/4" lag bolts 
>>to 8 foot landscape timbers sunk at least 3 feet into the ground. I ran a 
>>bakstay of dacron cord from near the top of each. Cheap, effective and 
>>rugged. Rather than pulleys at the tops of the fence rails, I used 
>>staniless eyebolts with the loop closures facing up to avoid snagging the 
>>rather thin dacoron hayards suspending the antena. cost? about $26 each.
>>
>>  "Communications" is a People skill, the rest is technology.
>>             Durwydd MacTara
>>
>>
>

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