[TowerTalk] modeling compare: 80M, 2EL vs 4SQ

Jim Lux jimlux at earthlink.net
Mon Mar 16 08:41:12 EDT 2015


On 3/15/15 8:38 PM, Richard (Rick) Karlquist wrote:
> On 3/15/2015 5:16 PM, StellarCAT wrote:
>> Hi Steve,
>>
>> I’ve searched and cannot find any info on South Carolina other than
>> that old map. It shows shows all of the area where I was as 8 mS.
>> There is indeed soil there – farming is going on all around there. And
>> it shows the area in SC as 2.
>>
>> There’s a really nice site:
>>
>> http://websoilsurvey.sc.egov.usda.gov/App/WebSoilSurvey.aspx
>>
>> where I can go and indeed see that the soil where I was in AZ is
>> actually 100 mS (1 dS)! Not 8 but MUCH better. THAT I don’t know.
>>
>
> I tried to browse this site, but it appears to have a huge learning
> curve.

I can't even get it to run on my Mac w/Firefox
It brings up the form and hangs..

Did work in Safari, though..

The interface is a bit clunky.. The map lets you find out if there's 
survey data available (click on the circle I icon at the top, then click 
on the location of interest in the map, and it says what the survey data 
available is.. Then you go to the survey data tab, and look for that 
downloadable file.


The downloadable files are designed to be imported into ArcInfo


  Since you have used it, could you give us the Reader's
> Digest version?  Specifically, are you saying it gives RF conductivity
> and permittivity?  Or DC conductivity?  Or does it just rate
> soils for agricultural value?  Agriculture doesn't necessarily
> correlate with radio.  My QTH has great radio characteristics but
> is useless for farming.  Even weeds don't grow well.  Thanks in
> advance.
>

That topband salt marsh wouldn't be so hot for farming, either<grin>



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