MIDI:
Musical Instrument Digital Interface
- Allows musical instrument to transfer music to a computer
- Where it can be edited and stored
- MIDI can play back the stored music using the device used to create it
- Keyboards use MIDI
Sound conversion (analogue to digital and digital to analogue):
- Sound is an analogue signal
- Nearly all computer process digital data
- The ananlogue sound needs to be converted
- An analogue-to-digital converter is used
- To play back the music, the digital data is converted to analogue using a digital-to-analogue converter
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