Fractal Search Coils?

Functional

Hero Member
Feb 16, 2007
512
3
Okanagan Valley, British Columbia, Canada
Detector(s) used
A Compass Magnum 420 recently brought back to life. And an untested "in the wild" Teknetics.
I was watching Nova the other night, (yes, some of us do watch it from time to time), and it was mainly about "Benoît Mandelbrot" and fractal geometry. With a little bit of info on the "Koch curve". So, I Googled around wondering if anyone had designed wifi antenna's using fractal geometry and sure enough they had. Many cell phones were already using these types of antenna.

Then I wondered if a metal detectors coil couldn't benefit by being designed using the same principle. (I wonder about a lot of stuff). I know MD coils are supposed to work on a different principle than antenna's, but I still wonder. If anyone actually knows whether this would be possible, or not, please chime in.

I'm thinking of a coil based on the Koch Snowflake that would result in a coil that outwardly is the same size as a conventional coil, but would have fewer "turns", or perhaps only a single "turn" of wire for each of the transmitter and receiver "coils". Or, coils based on fractal antenna design that would span a wide range of frequencies, making them more flexible in varying soil, temperature and moisture conditions.

See:
http://en.wikipedia.org/wiki/Koch_snowflake
http://en.wikipedia.org/wiki/Fractal_antenna

Just a thought.

F.

P.S. For those that missed it, I posted on how to Modernise an older Metal Detector in the "Metal Detector Modifications" section here:
http://forum.treasurenet.com/index.php/topic,264982.0.html
 

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