Hi Jack, Yaesu makes a nice bearing that will fit over your mast and allow
for another mast above it. On this extended mast attach your Inverted
Vee's.
73 Pete N4KW
----- Original Message -----
From: "David Gilbert" <xdavid@cis-broadband.com>
To: <towertalk@contesting.com>
Sent: Wednesday, August 17, 2011 4:05 PM
Subject: Re: [TowerTalk] Inverted vee mounted above HF Yagi
>
>
> In my opinion the simplest way to accomplish that sort of thing is to
> suspend a horizontal rigid arm a meter or so long from the top of the
> mast using a short piece of rope. Fasten the trapped dipole to the
> rigid arm using clamps, zip ties, tape, or whatever. If long enough,
> the rope will wind itself around the mast as it turns but the leverage
> of the rigid arm should keep the trapped dipole from doing so.
>
> 73,
> Dave AB7E
>
>
>
> On 8/17/2011 12:31 PM, Jack White wrote:
>> Hi Guys
>>
>> I have a standard 60ft Versatower with a Yaesu G-1000 and bearing mounted
>> at the top, and just above this I have a Cushcraft A3WS (pic on QRZ). I
>> want to extend the stub mast about 20ft above the A3WS to support the
>> centre of a 160/80/40 trapped inverted vee. I'm looking for some type of
>> mount that will allow me to mount the centre of the inverted vee at the
>> top of the stub mast and remain fixed whilst the stub mast rotates.
>> Ideas/advice would be great.
>>
>>
>> 73, Jack G8DX
>>
>>
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