[TowerTalk] Soil Probe Calculator

Richard Smith n6kt1 at sbcglobal.net
Thu Dec 23 15:40:19 EST 2021


 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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