Like, how can we listen to certain music and PC’s can play that automatically?
In: Engineering
Audio as far as speakers and headphones are concerned is a matter of electrical pulses at the right frequencies. A computer or a phone or other device generates those pulses using a chip called a Digital Analog Converter. The DAC takes digital audio data and outputs the proper analog electrical pulses to the speaker/headphone devices where it powers an electromagnet that moves a paper come that moves pulses of air. Pulses of air is what we call sound.
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