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Next: Nyquist's Sampling Theorem Up: Basics of Digital Audio Previous: Computer Manipulation of Sound

Sample Rates and Bit Size

How do we store each sample value (Quantisation)?

8 Bit Value
16 Bit Value
(Integer) (0-65535)

How many Samples to take?

11.025 KHz
-- Speech (Telephone 8KHz)
22.05 KHz
-- Low Grade Audio
(WWW Audio, AM Radio)
44.1 KHz
-- CD Quality

Dave Marshall