Why do we use 44,1 kHz frequency on CDs while we’re only being able to hear up to 20 kHz?

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Why do we use 44,1 kHz frequency on CDs while we’re only being able to hear up to 20 kHz?

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Anonymous 0 Comments

I can strongly recommend the following video from Monty Montgomery, on digital audio. At 23 minutes it brilliantly explains how it works, why it works, and how it’s made to work. He is succinct, clear and his demonstrations make it a 23 minute ELI5.

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