types of metals or coins, but it is good to use where some other types of metal detectors have trouble working, such as in salt-water, and metals can be detected much deeper with this technology than the others

1. Short bursts of electrical current are send through a coil of wire, causing a magnetic tiffany's discount . When the burst of electrical current ends the magnetic field reverses polarity. A sharp electrical spike is created, then more pulses are created, the whole process repeats and works like a series of echoes, giving a different report or echo depending upon the metal it encounters. This type of metal discount tiffany is very good for discrimination between different types of metals or coins, but it is good to use where some other types of metal detectors have trouble working, such as in salt-water, and metals can be detected much deeper with this technology than the others.

2. the objects the transmitter coil detects in the search area. This type of Metal Detector is great tiffany's jewelry for it's ability for being able to distinguish between different types of metals. This was one of them metal detectors you see in the magazines that sell other household items, etc. You can buy cheap metal detectors like these at most Radio Shack stores, and some K Marts and Wal Marts. The first day we took the metal detector outside we started finding some neet things and my wife and I were hooked. We did find our share of junk items in the yard, like aluminum foil, nails and the usual pull tabs and junk metal. But we also found 7 old diecast cars in great condition. They were all different and were 'TOOTSIE' discount tiffanys vehicles. I looked on eBay and the bunch was worth around $15 or more. We also found a 1961 silver Roosevelt dime in fine condition, in our yard, plus the usual pennies.