1 | The signal is sent to the tower containing visual and audio information. |
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2 | The high-powered broadcast tower transmits a high frequency electromagnetic wave which is modulated by the signal containing the audio and visual information. |
3 | Numerous low powered receivers are tuned to pick-up the high frequency wave |
4 | The demodulator is used to retrieve the signal containing the visual and audio information. |
Correct: Excellent. That is how radios and televisions communicate with us.
Incorrect: You can try it again if you like.