Jason in Enid
Gold Member
- Oct 10, 2009
- 9,593
- 9,229
- Primary Interest:
- All Treasure Hunting
First of all, I don't really understand your masking tape comment. Putting masking tape around a coil doesn't alter it's detection field at all.
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HTH
Hes just saying you can mask off the outer perimeter to visualize the size comparison.