Step 1: What you need.
Step 2: Let's Begin
Step 3: Positioning it
Step 4: Taping it together
When you done taping it together, make sure its steady.
Now lets test it out.
Step 5: Testing it out
Step 6: Why It Works
electronic circuit producing a radio frequency signal. That being said, the radio waves from the calculator reflect off the spoon and are heard on the AM radio.
And there you have it, A cheap and easy homemade metal detector.
Enjoy, and have fun!
PS: If you like this instructable, please give it a nice rating. Thanks!
To see the metal detector in action, check out the video