A stereo compact disc typically requires the bandwidth for each channel to be
A)300 Hz
B)3,400 Hz
C)8,000 Hz
D)20,000 Hz
E)1,410,000 Hz

Question

Quizplus · Accepted Answer

A stereo compact disc requires a bandwidth of at least 20,000 Hz for each channel. This is because the maximum frequency that a human ear can hear is around 20,000 Hz, and in order to capture all the audible frequencies, a bandwidth of 20,000 Hz is needed for each channel. Therefore, choice D is the best choice.

A Stereo Compact Disc Typically Requires the Bandwidth for Each