[TowerTalk] Hi-Tech Station Cost
n4kg@juno.com
n4kg@juno.com
Wed, 24 May 2000 17:31:55 -0600
On Wed, 24 May 2000 "Paul Christensen" <paulc@mediaone.net> writes:
>
> According to one reference, this should be much closer to 2 dB for
> the identical number of elements on an identical length boom, making
> the comparison between the quad and the Yagi a bit more dramatic.
> See the excellent article in the May, 1968 issue of QST, by J.E.
Lindsay,
> W0HTH. In particular, read his summary at the bottom of page 19.
>
Lindsay made his models around 400 MHz where the
matching efficiency to his quads was better than to his
Yagi's. Today's concensus is closer to 1 dB. See the
chapter on loop antennas in the W2PV Yagi Antenna Book.
de N4KG
> From a purely empirical standpoint, the signals that stand out, time
> and
> again here at my QTH in Florida come from the quads. This seems to
> be the
> case for stateside and DX signals. One of the most impressive
> signals, (if
> not the absolute strongest signal) I have ever heard on 40-meters
> comes from
> John Brittain, K9DX. I believe he is using a 2-element quad on 40,
> 4-elements on the upper bands, all mounted on a 30-foot boom, atop a
> Tri-Ex Sky Needle at 90-feet.
>
> -Paul, W9AC
Are you sure that John B A T T I N, K9DX, uses quads?
de Tom N4KG
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