Thanks for the references, Henry. I'm off to the library to check them
out. I'm sure I will have trouble fitting one of these into the back
yard, but they seem to be very interesting critters.
73,
Ken
henrypol2@juno.com wrote:
>
> Ken,
>
> I think the USIA (in other words - VOA) antennas that Tom is referring to
> are known as broadband dipole curtain arrays. Two well known antenna
> engineering books have chapters with specific information on these types
> of arrays. They are Antenna Engineering Handbook, 1st Edition, by Henry
> Jasik, or the 2nd Edition by Jasik and Richard Johnson; and Radio Antenna
> Engineering, 1st Edition, by Edmund Laport. Both have chapters on
> high-frequency antennas which provide design specifications and drawings
> or pictures of large broadcast curtain arrays.
> One current manufacturer of these arrays is TCI (Technology for
> Communications International), Sunnyvale, CA. They have a web page,
> forgot the exact address, but try a web search for TCI. They made the
> antennas described in the Forward to Force 12's book - Array of Light.
> I have the spec sheet on a couple of TCI's arrays and they have some very
> impressive characteristics. On the down side, they also require some
> large amounts of real estate and tower heights which equals large sums of
> $$$$.
>
> 73,
> Henry Pollock - K4TMC
> Raleigh, NC
>
> On Wed, 15 Apr 1998 11:52:40 -0400 "Kenneth D. Grimm"
> <grimm@lynchburg.net> writes:
> >Tom,
> >
> >I can sorta see this USIA thing in my mind's eye, but would really
> >like
> >to see and/or hear more about it. Have you got any print refs? If
> >not,
> >could you describe it in greater detail?
> >
> >Tnx OM es 73,
> >Ken
>
> _____________________________________________________________________
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grimm@lynchburg.net
Boatanchor Manual Archive - ftp://198.28.36.115/pub
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