anyone ever built a detector

[strike it rich]

I i was looking a page the other day about making your own pi detector these guys claimed better depth than commercial detectors will post link when i find it

 

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[strike it rich]

http://www.metal-detector-schematic.com/ quite good

 

[Real de Tayopa Tropical Tramp]

YEP, even worked after, a fashion, but would not reccomend it unless you have the experience. and instrumentation.

Don Jose de La Mancha