Topband: Air core chokes for 160m

LY2KZ vytenis.sciucka at gmail.com
Tue Sep 4 12:10:57 EDT 2012


Hi Tom
I (we) have 21m height mast with two sloping ~17m length top wires. 
There are 25 radials each about 25m long. The ground is good. Wetland or 
fresh water in early spring. 
http://rk.vdu.lt/images/stories/ly2fn/P2260028_600_x_450.jpg  Its 
February, CQWW160 SSB 2012
Feedline is long. ~150..200m RG-213. Measured antenna Zin=23+j4

Vytenis
ly2kz @ly2w

On 2012.09.04 18:30, Tom W8JI wrote:
>
>
> What ground system, feedline routing, and antenna do you have? Most of 
> the problems, and the acceptable choice of decoupling, would depend 
> feedline routing and the particular counterpoise or ground system.
>
> 73 Tom
>



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