In a speaker, an audio signal sends current through a coil, creating a magnetic field in a second magnet. It vibrates a diaphragm, sending sound waves through the air.

To build the wire looping magnet speakers, who rolled up to form the electromagnet; a Post-It note, which acts as a diaphragm; and a rare-earth magnet for registered

Step 1:

  • To make this speaker, the things you will need are:

  • A long magnet
  • Copper wire
  • Paper clip
  • Audio jack

with this you will note that we built within the copper wire and between the magnet will lirhet sounds that we would rather

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    2 years ago

    I don't understand. So many missing words. Did your keyboard spazz out or something?