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Filed under: Articles, Machines — Norfolk Wolf
I find it amazing the number of times that I read on different forums around the world about detectorists claiming that they can find coins under nails. I read one recently where he altered the number of filters on his machine and hey presto, it was as if the iron wasn’t there!
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Filed under: Articles, Machines — Norfolk Wolf
This was put up on a forum that I’m on as a technical advisor, I thought it would be useful for others to see it on here, (well I wrote the answer!).
One of the most common medieval items found in my neck of the woods by archaeologists is earrings. They are made from silver wire, […]
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Filed under: Articles, Machines — Norfolk Wolf
As shown in the diagram the detector will have a base-line at the ground setting and if in all-metal, it will “see” the large difference between the ground and any metal.
Now introduce Discrimination, starting at Iron, look at the smaller amount of difference the detector sees between the Iron Disc setting and a Thin Coin. […]