Sound 0.0 / 5 ? ComputingSoundASAll boards Created by: EmilyCreated on: 30-05-14 17:52 What does Nyguist's theorum state? That when sampling sound, we must sample at a frequency of at least twice the rate of the highest frequency in the sample signal 1 of 11 What is a transducer? A tranducer is a device that converts one form of energy to another 2 of 11 Give an example of a transducer A microphone 3 of 11 What is analogue data? Data that varies in a continuous manner 4 of 11 What is digital data? Data that takes the form of discrete values 5 of 11 What does PAM stand for? Pulse amplitude modulation 6 of 11 What does PCM stand for? Pulse code modulation 7 of 11 What is synthesized sound? Digitally generated audio signals that resemble instruments/the human voice 8 of 11 Why is streaming good? Streaming eliminates the need for downloading files so they do not occupy file space 9 of 11 What is PAM? PAM is where samples are taken from an analogue signal as ELECTRICAL PULSES at regular time intervals 10 of 11 What is PCM? PCM is the coding samples of analogue signals by recording the height of each sample in BINARY 11 of 11
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