[TowerTalk] Soil Probe Calculator

[Jeff Blaine]

Both good here.

73/jeff/ac0c
alpha-charlie-zero-charlie
www.ac0c.com


On 12/24/21 12:37 PM, Phil G via TowerTalk wrote:
> Neither the screenshot nor the download file will open for me.
> Phil
> W4NGU
>
> Sent from my iPhone
>
>> On Dec 23, 2021, at 3:40 PM, Richard Smith <n6kt1 at sbcglobal.net> wrote:
>>
>>  Hi Brian,
>> Thanks for another great contribution to the hobby!  Your efforts are much appreciated.
>> 73, Rich, N6KT
>>     On Thursday, December 23, 2021, 10:40:50 AM PST, Brian Beezley <k6sti at att.net> wrote:
>>
>> I've written a Windows program that calculates ground permittivity,
>> conductivity, and skin depth using impedance data from a soil probe and
>> vector network analyzer, such as a NanoVNA. Realistic ground parameters
>> are important when comparing horizontal and vertical antenna models.
>> General terrain descriptions and ground conductivity maps are much too
>> coarse. Ground parameters also vary with frequency. With a soil probe
>> you can determine the parameters of your local ground at the frequency
>> of interest. Skin depth can help you assess the limitation of a surface
>> probe when the ground is inhomogeneous.
>>
>> See README.TXT for instructions. It includes references on making and
>> using a soil probe.
>>
>> Screenshots:
>>
>> http://ham-radio.com/k6sti/gnd.htm
>>
>> Download:
>>
>> http://ham-radio.com/k6sti/gnd.zip
>>
>> Brian
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