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Old November 28th 04, 09:01 PM
Keyboard In The Wilderness
 
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Back to TX distance - you really need to get a good book on propagation and
understand the solar cycle and the characteristics of each band.

For example -- on 10M with the right time in the 11 year solar cycle -- a
minimum antenna and a few watts will work the world (at the right time of
day)

On 160M in the day time in the summer with low power -- you ain't going
anywhere

--
The Anon Keyboard
I doubt, therefore I might be



"Cecil Moore" wrote in message
...
Bill Turner wrote:
Once the antenna is resonant, a simple L-C network will transform the
impedance to 50 ohms resistive and you are all set. Simple, cheap and
reliable, all the things a tuner is not.


And single-banded, one thing a tuner is not. :-)

The antenna need not be resonant. Under certain easily obtainable
conditions, the length of the open-wire transmission line can tune
a non-resonant antenna to system resonance and better the losses in
the coax feeding a resonant antenna. How to do that is described
on my web page.
--
73, Cecil http://www.qsl.net/w5dxp





 
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