My point was that you can engineer a mast that will stand without guy
wires (heavier, larger tubing, three tube truss...) but it's worth
looking at what is holding it up. --J.B.
johnrobmoore wrote:
> It's a brick chimney that survived the Northridge quake and was built around '62. I've sense learned that for the rotator I need to add a 3 foot mast to mount the antenna to the rotator. With that in mind I'll just keep the telescoping antenna at 10' for now and only extend it if reception is a problem, which I hope with a new antenna it won't.
>
> --- In Avid-L2@yahoogroups.com, John Beck<jb30343@...> wrote:
>
>> How strong is your chimney? --J.B.
>>
>> John Moore wrote:
>>
>>>
>>> IIRC Dennis had a picture of his roof top antenna on one of his web
>>> pictorials so I figure you guys might have some experience with
>>> outdoor antennas. I've had a 10 foot mast with my outdoor antenna for
>>> almost 20 years without issue. Now I'm replacing with a new antenna
>>> as my reception has atrophied. I'm going to install a 20' telescoping
>>> mast, 2x10 foot sections. Channel master says anything over 10 feet
>>> should have guy wires. I'm using a Chimney strap mount that's been on
>>> my existing antenna which has never had guy wires as they haven't been
>>> needed. It's at the edge of the house so the standard 3 guy wires
>>> isn't possible. Given the first couple of feet of the mast are up
>>> against the chimney can I go the full 20 feet? I figure I might keep
>>> the mast set to 12 feet for starters and see how the reception is but
>>> I'm curious if anyone has any experience in this area. Heck if it
>>> falls it will probably hit the neighbors house anyways. ;-(
>>>
>>>
>>
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