The sound enters the microphone, where it is converted into a weak electrical ... many times greater than the frequency of the audio wave. This signal will "carry" the audio signal over the ...

Compared to NOISE, which is unwanted sound, a SIGNAL is any sound or message which is meant to be listened to, measured or stored. Sound signals are important in the way in which they regulate the ...

Learn how microphones and amplifiers work together to convert sound to electrical signals for clear audio output.