[TowerTalk] roof mount Tripod

[chris casey]

When you run the rotors on a roof tower like that do you hear it in the house?

-Chris

On Fri, Mar 13, 2009 at 7:11 PM, Larry Banks <larryb.w1dyj at verizon.net> wrote:
>
> Hi Richards,
>
> I will add the attached to my web site -- it probably won't get to the group.  As you can see, I have 2x8' braces underneath the roof joists and use (2) 3/8" x 10" cap screws to sandwich the joists between the tower feet and the braces.  If the antennas go, the roof will go with them...   ")
>
> 73,
> Larry
> W1DYJ
>
>
> ----- Original Message ----- From: "Richards" <jruing at ameritech.net>
> To: "Larry Banks" <larryb.w1dyj at verizon.net>
> Cc: "W8HW" <w8hw at att.net>; <towertalk at contesting.com>
> Sent: Friday, March 13, 2009 6:43 PM
> Subject: Re: [TowerTalk] roof mount Tripod
>
>
>> Nice images on your webpage, Larry.
>>
>> Did the you have to reinforce the roof or trusses underneath
>>  before installing the roof towers?  Here in Michigan, we are
>> told to reinforce the underlying trusses -- not so much because
>> of the weight of the tower and antenna system, but because of
>> twisting and torque stress.
>>
>>
>> Thank you.
>>
>>
>> =============   Richards - K8JHR ===============
>>
>>
>>
>> Larry Banks wrote:
>>>
>>> Hi Bruce,
>>>
>>> I use two 6' roof towers from IIX Engineering --
>
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