Although I have no documentation (or any other proof), I would not be surprised
if many of the first 'towers' were
windmill towers. Pretty strong and must not have been too expensive as many
farms were using them.
73
--Bruce
On 12 Sep 2006 at 19:09, Terry Gerdes wrote:
> Jim,
>
> I have copies of a few pages from the Basset Handbook of Rotary Beam Design
> for 1939. The Bassett folks had a series of commercial products like a 4
> element 20 meter antenna with a rotor for $121. The boom was not round but
> looks more like a ladder.
>
> They also had some interesting tower sections that were made of wood. For
> $88, you could purchase a 36 foot wood tower that was 3 feet square at the
> bottom and 15 inches square at the top. Each tower section was 6 foot in
> length.
>
> I'm also interested in other options on the market from this era.
>
> 73 Terry - AB5K
>
>
>
> ----- Original Message -----
> From: "Jim Lux" <jimlux@earthlink.net>
> To: <towertalk@contesting.com>
> Sent: Tuesday, September 12, 2006 6:30 PM
> Subject: [TowerTalk] When was the first tower & beam used?
>
>
> > here's a real tower question...
> >
> > When did hams start to use a directive antenna on a tower with a
> > rotator? I'm thinking after the 40s. The Yagi wasn't invented til
> > the late 20s, and wasn't widely known until after the war. The W8JK
> > was probably around the same time. The cubical quad was in 1939 at
> > HCJB, but that was probably not rotatable.
> >
> > Perhaps about the same time as LPDAs were used for TV.
> >
> > Jim, W6RMK
> >
> >
> > _______________________________________________
> >
> >
> >
> > _______________________________________________
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> > TowerTalk@contesting.com
> > http://lists.contesting.com/mailman/listinfo/towertalk
> >
>
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