[TowerTalk] Fwd: falling derrick" method

Richard (Rick) Karlquist richard at karlquist.com
Tue Mar 10 00:54:58 EDT 2015


About 15 years ago, I put up my first 90 foot
vertical, also made with 4 inch tubing.  It
used 4 thirty foot wires sloping down at a
45 degree angle as a top hat, to achieve
resonance approximately at 1830.  It was guyed
at the 30, 60 and 90 foot levels.  This equal
guying set up resonances and high vibrations
when it was windy.  Today, I use a tapered
90 foot vertical (4, 3, and 2 inch diameter)
and I guy at 30, 60, 75 and 90 feet.  Same
top hat.  This has worked out well for me.
I also use a 30 foot piece of 4 inch tubing
as the falling derrick.

Rick N6RK

On 3/9/2015 5:38 PM, W0MU Mike Fatchett wrote:
> I asked the same thing in a private email and how long the capacity hat
> wires were.
>
> Mike W0MU
>
> On 3/9/2015 6:06 PM, Hans Hammarquist via TowerTalk wrote:
>> Ed,
>>
>>
>> How many leves of guy wires did you have? I guess one is not enough.
>>
>>
>> Hans - N2JFS
>>
>>
>>
>> -----Original Message-----
>> From: Ed Stallman <ed.n5dg at gmail.com>
>> To: TowerTalk <TowerTalk at contesting.com>
>> Sent: Mon, Mar 9, 2015 6:54 pm
>> Subject: [TowerTalk] falling derrick" method
>>
>>
>> I used the falling derrick to raise 90Ft of 4 inch irrigation tubing.
>> The
>> derrick was 30Ft of 3 inch irrigation tubing. This was done single
>> handed with
>> lots of thought  and preparation  .
>>
>> I made  youtube video , the video is SD
>> so the quality is not good
>> enough to see details.
>> The first half of the video
>> is pictures showing the preparation..So have
>> a look if you
>> like.
>>
>> https://www.youtube.com/watch?v=hTgH3bh8eIU
>>
>> Ed N5DG
>>
>>
>> ---
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