Jim Reid wrote:
> 6. Finally, a couple mentioned that the most gain increase
> I just might experience with adding all 32 additional radials
> would probably be about 5 dB at most. How would I be
> able to tell the difference with my present method?
> Guess I probably could not, except subjectively. I really
> do need to find a calibrated attenuator somewhere for
> it to be worth while to continue this exercise.
> > 73, Jim, KH7M
First of all Jim, the ARRL handbook used to carry a precision step
attenuator...They're not hard to build..
Secondly, I wish I could get "about 5 db(i) or (d)?" more from any
And as far as measuring the improvement, get a thermocoupled ampmeter
and place it between the common point of the radials and the antenna.
When you see the current rise as you put out more cables, you'll become
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Administrative requests: towertalk-REQUEST@contesting.com