My thoughts on this idea was to eliminate the need for the voting system,
save a few bucks, as this thing is coming out of my pocket, sad part is
momma has sewn the pockets shut, hi hi..... But I think most of what is
being said is what I figured I would find, just thought maybe someone had a
good idea. Back to the drawing board. I have a DB-304, just have to
convert it from 155 Mhz down to 146 Mhz. A little work involved, but can be
done. Just a pain to do all eight elements....
> Unless you can line up the radiating elements vertically, all your
> antennas will be out of phase with other to any other direction.
> Some RX signal will go by the first antenna and hit the 2nd 3rd and 4th
> antenna out of phase with the 1st antenna. The end result is that the
> out of phase signals will lower the total RX signal.
> Same thing happens on TX.
> Something that may work is transmit with a vertical at the top of the
> tower, put each of your beams lower on the tower each to a separate
> receivers and a voter. Lots of hardware feedline and filtering
> considerations.
> Easiest thing to do is a folded dipole array, arrange the dipoles for
> major lobes to the areas you want.
> Thats my two cents
> N3FLR - Frank
>
>
> w9mwq wrote:
>
> > I have a crazy thought, but I want to get some opinions. Here is
> > what I am thinking, only becuase I can construct them very cheaply.
> > As opposed to using a verticle, what would I expect if I used 4 10
> > element verticle beams, one point to NWSE, coupled with a power
> > divider. My objective in this thought is to foward the gain to the
> > areas that are of most interest. I am sure that I will see a few
> > dead areas, but should be minimal. Has anyone had any expierience
> > with this. This is for a 2 meter repeater, antennas will be up
> > about 100 feet. Fed with 7'8" hardline. Thanks.
> >
> > Mathew
>
>
>
>
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>
> Yahoo! Groups Links
>
>
>
>
>
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