Search Results
Showing results 1 to 2 of 2
Make a Speaker: A Coil, a Magnet, and Thou
Source Institutions
Make your own simple speaker so you can listen to your favorite radio station. Just wind a coil, attach it to a piece of cardboard or Styrofoam, hold a magnet nearby, and listen.
Modulated Coil: Hear the magnet!
Source Institutions
Do you have an extra portable cassette tape player hanging around?