MLA Citation: Bloomfield, Louis A. "Question 427"
How Everything Works 19 Jan 2018. 19 Jan 2018 <>.
427. To what extent are laser disc players similar to CD players?
Optically, they are identical. However, the laser disc player uses an analog recording technique (non-digital) to recreate the video signal. I think that the lengths of ridges (or perhaps pits) in the aluminum surface are used to control the analog signal strength.

Return to
Generated for printing on Friday, January 19, 2018 at 14:11:31 EST
Copyright 1997-2018 © Louis A. Bloomfield, All Rights Reserved
Privacy Policy