[Lowfer] Tree antennas for LF

Bill Ashlock [email protected]
Tue, 26 Nov 2002 18:26:10 -0500


Larry,

>My father planted 1 Elm tree every year for 8 years and they are
>all in a straight line and range form about 20' to 40' in height now.
>If I drove a nail into the tallest tree and ran the coax to my >transmitter 
>would that tree become the driven Elm and the other seven >tress make up a 
>LOG-periodic ?

No I think you have your logs mixed up. That would be the case if you had 
planted a tree and a half every year and a half. You have natural logs here 
and the connection should be a complete loop encircling all eight of them 
not to exceed 15M in the vertical and horizontal direction, including ground 
connection. As usual, the input power to the final stage should not exceed 1 
watt excluding filament supply.
<G>
Bill


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