Demodulate
An electronic engineering term. You 'demodulate' a signal in order to extract the information it carries.
'Information' in this case can be anything - sound, music, television, internet data, video stream, spoken voice and so on.
For example you would use a car radio to 'demodulate' Radio 1. You would use a 'modem' to demodulate the signal coming from the internet.
In fact 'modem' is a made-up word meaning 'MODulate-DEModulate.
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2020-10
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