New ... Qty. How much will you spend on a detector? Spy Products. Security/Safety ...It can measure the time between charging of metal and the receiving the beep that concludes the type of metal and this length of time is known as phase shift. Miscellaneous. Telephone Devices. Metal Detectors. - Dauphin Island AL ...I-1112 $5.00. Probably the best source for what once stood on now empty lots. Dauphin Island, AL. Within a few minutes it should look like a small cloud of dirt is forming around the coin.Any place there is construction and the ground is being cleared, that is a great place to start treasure hunting. These devices do not have the ability to discriminate between an actual weapon and some piece of benign metal, this why when you go through some metal detectors you are asked to remove your belt and anything else. What is your budget?
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