DIYer RazorG illustrates how to make a cheap metal detector using an old AM radio, tape, and a calculator. Tune your AM radio with the volume on maximum onto the high end of the frequency but not ...

A metal detector is a fun gadget that you can use to find buried treasures, whether you are strolling along the beach or trekking across a field. It is also an invaluable tool that can help you find ...

In addition to a decent pair of headphones, it helps to carry a good pinpointer when you use your metal detector. These ...