[TowerTalk] Re: One more ground radial question
Jan Erik Holm
sm2ekm at telia.com
Fri Dec 19 05:54:35 EST 2003
Yes a very small change is hard to detect. Also you have
field strenght variations from one day to another or
also variations during the day, ofcourse doing a A/B
test would null that out but still.
Again we have proved that 60 1/4 wave radials is a very
good number
73 SM2EKM
----------------
Richard Karlquist wrote:
> I tried 15, 30, 60 and 120 radials on a 40 meter vertical.
> It improved up to 60 radials, but there was no measurable
> change going from 60 to 120 radials. The receive antenna
> was about 800 feet away.
>
> Rick N6RK
>
> and then the crew at the
>
>>transmitter would
>>
>>>double the number of radials. They repeated this until no
>>
>>improvement was
>>
>>>noted, then backed down to the previous number for optimum.
>>>
>>>And they ended up with 60 buried, 1/4 wavelength radials.
>>>
>>
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