Question
Fri March 01, 2013 By: Shivendra Upadhyay

Although the audible frequency range for our ear is between 20Hz to 20kHz, we wre capable to hear music on radios which have a large frequency range (betwwen 88MHz to 108MHz). How?

Expert Reply
Mon March 04, 2013
It is because the electronic circuit in the radio modulates the frequency from the radio frequencies to the audio frequency.
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