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3 Cards in this Set
- Front
- Back
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How well a digitised signal matches the original depends on... |
Resolution - the difference between the possible digital values Sampling rate - time from one sample to the next |
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Resolution of CD's |
16 bits - 65536 digital values |
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Digital signals advantages over anologue |
They can be sent, recieved and reproduced more easily as they only take a limited number of values Resistent to the effcts of noise Can be used too represent different kinds of info in the same way Easy to process using computers BUT... digital sgnal can never reproducean analoguesignal exactly - some nfo is lost |
