<p>CDs are read by lasers and their optical outputs seem like they should be connected directly to the DAC via the optical cable. Is that true? And, if not, how does it work?</p>

CDs are read by lasers and their optical outputs seem like they should be connected directly to the DAC via the optical cable. Is that true? And, if not, how does it work?

Is CD’s optical output connected to the laser?

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Is CD’s optical output connected to the laser?

Is CD’s optical output connected to the laser?