A Science Odyssey Radio Transmission

Portable Radio

Go directly to Radio Transmission activity
(139K - requires Shockwave)

Even today it seems like magic. You turn on your radio and, somehow, sound sent from a distant radio station fills the room.

For almost 100 years, radio has allowed us to send sounds over the air. How, exactly, is this done? The activity in this section shows you how.

On to the fun stuff...

More about radio...

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