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After Birth Of Optical Disc Laser Disc (LD) 1978 & Compact Disc (CD) 1982. Mini Disc (MD) The Next Generation Of Optical. Tape Classet. Tape DAT. Compact Disc. Floby Disc. MD = 1/3 Of CD And Nearly Capacity Data.
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After Birth Of Optical Disc Laser Disc (LD) 1978 & Compact Disc (CD) 1982
Tape Classet Tape DAT Compact Disc Floby Disc
MD RecorderSupport Net MD MD Walkman & Hi-MD Walkman
New Format For MD In 2000 ATRAC (Adaptive TRansform Acoustic Coding) New Mode MDLP (Mini Disc Long Play) -SP Mode (80 Min) -LP2 Mode (160 Min) -LP4 Mode (320 Min)
New Format For MD In 2004 ATRAC+ (Adaptive TRansform Acoustic Coding Plus) New Mode Hi-MD -SP LP2 LP4 (Has Long Record) -Hi-SP (160-475 Min) -Hi-LP (660-2040 Min)
Credit Wikipedia.com http://en.wikipedia.org/wiki/MiniDisc http://en.wikipedia.org/wiki/Hi-MD Google.com My Father