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-   -   CB problem in motorhome (https://www.radiobanter.com/cb/31859-cb-problem-motorhome.html)

Dave Hall May 12th 04 12:32 PM

On Tue, 11 May 2004 12:52:55 -0500, "Dave VanHorn"
wrote:

It's just not a steel roof, so you can't use a magnet mount antenna.


Sure you can. Mount another magnet on the other side of the aluminum, with
silicone caulk.



If you're going to go through the trouble it would take to remove the
inner roof lining to gain access to the underside of the aluminum skin
to mount the magnet, you might as well just drill a hole and mount the
antenna directly.

Dave
"Sandbagger"
http://home.ptd.net/~n3cvj

Dave VanHorn May 12th 04 02:22 PM


If you're going to go through the trouble it would take to remove the
inner roof lining to gain access to the underside of the aluminum skin
to mount the magnet, you might as well just drill a hole and mount the
antenna directly.


I suppose. I used this trick once, but it was pretty easy to get to the
underside, and the owner was adimant about using a mag mount.

They are more forgiving about hitting low obstructions. A mag will fall
over, but if I snag my super-gainer, it will peel my roof like a grape.




Dave Hall May 12th 04 08:07 PM

On Wed, 12 May 2004 08:22:02 -0500, "Dave VanHorn"
wrote:


If you're going to go through the trouble it would take to remove the
inner roof lining to gain access to the underside of the aluminum skin
to mount the magnet, you might as well just drill a hole and mount the
antenna directly.


I suppose. I used this trick once, but it was pretty easy to get to the
underside, and the owner was adimant about using a mag mount.

They are more forgiving about hitting low obstructions. A mag will fall
over, but if I snag my super-gainer, it will peel my roof like a grape.


Ouch! That's why I use a shock spring and limit the size to a
manageable length.

I've used mag-mounts before, but a capacitive ground does not always
give you as good a performance as a direct ground, depending on which
bands you are operating on. They are, like most antennas, a
compromise, designed to accommodate those who's desire to operate a
2-way radio in a mobile is overridden by a stronger desire to not
drill holes.


Dave
"Sandbagger"
http://home.ptd.net/~n3cvj


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