I try to stay below 11'.Whenever I have been higher than that I've wacked
something.
Steve K7SWS
On Sun, May 6, 2018, 4:19 PM Mark Spencer <mark@alignedsolutions.com> wrote:
> Jarred's comments seem to align with my experience.
>
> I typically rove with a 1/4 wave whip for 50 MHz on the roof of my crew
> cab truck. (When I stop I setup tripod masts for the beams.) I've never
> measured the overall height of my truck with the 1/4 whip but expect it is
> approx 12 feet. The whip is fairly thin at the top and has a shock spring
> at the bottom so there hasn't been any real drama the few times I have hit
> low hanging branches at low speeds.
>
> For travel on back roads with lots of low hanging branches I take the whip
> down if needed. I drove more or less the whole way to the arctic circle
> and back from CN89 (Vancouver) with the whip in place with no significant
> issues. I even made a few QSO's from out of the way grids along the way.
>
> The experiences of others may differ from mine.
>
> All the best
>
> Mark S
> VE7AFZ
>
> mark@alignedsolutions.com
> 604 762 4099
>
> > On May 6, 2018, at 2:57 PM, Jarred Jackson <Jarred.Jackson@hotmail.com>
> wrote:
> >
> > Detrick,
> >
> >
> >
> > Great to hear you are looking to head out as a rover. My total fixed
> height is about 11’5”. I recommend staying under 12’ for backroad bridges
> as well as tree branches in residential neighborhoods. I came to this
> conclusion by reviewing previous postings on the VHFContesting archive and
> looking up posted bridge heights in my area of the state. I still pull some
> leaves off the tree when I leave my own driveway. Also note that if you
> have a height of 12’ and come up to a 11’7” bridge posting, all is not
> lost. Check out the shape of the bridge. You will likely see where you can
> pass under it with plenty of margin (though it may be in the center of the
> bridge or the other lane). The posting is for the worst case location.
> >
> >
> >
> > Good Luck and make sure you are paying attention to where your
> population areas will be (by looking at previous contest results on the
> ARRL website and rover plans posted in the VHFContesting archives).
> >
> >
> >
> > Jarred
> >
> >
> >
> > Sent from Mail<https://go.microsoft.com/fwlink/?LinkId=550986> for
> Windows 10
> >
> >
> >
> > ________________________________
> > From: VHFcontesting <vhfcontesting-bounces@contesting.com> on behalf of
> Detrick Merz <detrick@merzhaus.org>
> > Sent: Sunday, May 6, 2018 3:55:40 PM
> > To: vhfcontesting@contesting.com
> > Subject: [VHFcontesting] Rover for June VHF
> >
> > Howdy Folks,
> >
> > A few of us are planning to try June VHF as rovers. Never done VHF
> > contesting before, and obviously not rover. But it sounds like fun so
> we're
> > going to give it a go. Planning on 6m, 2m, & 70cm. Omnis in the bed of
> the
> > truck, some yagis for stop-and-shoot. If you care, we're planning two
> > rovers (two trucks), 2 ops in each, running limited class. I'm sure we'll
> > cause all kinds of problems for each other doing it this way, but we'll
> > learn a lot too. And camping is more fun with friends.
> >
> > Yesterday I finished up the base for securing a mast into the truck bed.
> > The mast tubing recesses into this base and gets guy lines from near the
> > top to 4 existing anchor points in the bed.
> >
> > The question of the day is: how tall is too tall for going down the road?
> > The truck bed is 3' off the ground, and the tubing as it is is 10'. Is
> 13'
> > too tall, should I cut the tubing down to 8'? Should be no problem on
> major
> > roads, but I'm wondering about tree strikes on smaller roads.
> >
> > Thanks for any insight,
> >
> > -detrick
> > K4IZ
> > _______________________________________________
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