The PVRC mount is described in several editions of the
ARRL Antenna Book. I have the 16th edition (1991) here
and it shows construction pix, page 22-14.
73, Stew...
--- Kelly Johnson <n6kj.kelly@gmail.com> wrote:
> I can picture this in my mind, but isn't that a lot
> of stress to put
> on the u-bolt and mast since you now have the entire
> weight of the
> antenna pulling down on the "boom section" with no
> counter-weight on
> the other side?
>
>
> On 6/11/07, jacobsen_5@msn.com <jacobsen_5@msn.com>
> wrote:
> > Kelly, n6kj, is looking for a way to swivel his
> 2el/40m to vertical so he can work on it without
> having to drop........errrr, lower it from the
> tower.
> >
> > Kelly, If my ageing memory serves me correctly,
> the PVRC came up with a mount to do just this. I
> think it was even included in the ARRL handbook at
> one time. Nothing more than a short "Boom section"
> attached to the mast, coming out horizontally about
> 10" or so. Then you would mount the boom from the
> antenna onto the stub by rotating the mounting plate
> horizontal (same plane as the elements). Does this
> "rattle" anyone else's grey matter? Maybe point
> Kelly to a picture/drawing??
> >
> > GD luck with your project.
> > 73
> > K9WN Jake
> > _______________________________________________
> >
> >
> >
> > _______________________________________________
> > TowerTalk mailing list
> > TowerTalk@contesting.com
> >
>
http://lists.contesting.com/mailman/listinfo/towertalk
> >
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk@contesting.com
>
http://lists.contesting.com/mailman/listinfo/towertalk
>
__________________________________________________
Do You Yahoo!?
Tired of spam? Yahoo! Mail has the best spam protection around
http://mail.yahoo.com
_______________________________________________
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|