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EEVblog #863 - Sony D50 Discman Teardown - World's First Portable CD Player
What's inside the world's first portable CD player, the Sony D-50 (D-5) Discman?
1984 vintage!
Also a look at the laser beam splitter optics, and the gorgeous service manual.
Service Manual: http://freeservicemanuals.info/servicemanuals/download/Sony/d-5.pdf
HIres photo: https://www.eevblog.com/2016/03/29/eevblog-863-worlds-first-portable-cd-player-teardown-sony-d50-discman/
Nobutoshi Kihara https://en.wikipedia.org/wiki/Nobutoshi_Kihara
MC Frontalot Zero Day Album: http://frontalot.com/index.php/?page=cd4
Forum: http://www.eevblog.com/forum/blog/eevblog-863-world's-first-portable-cd-player-teardown-sony-d50/
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