MiniDisc (MD) is an erasable magneto-optical disc-based data storage format offering a capacity of 60, 74, or 80 minutes of digitized audio. Sony announced the MiniDisc in September 1992 and released it in November [2] of that year for sale in Japan and in December in Europe, North America, and other countries. [3]

2020年7月25日 · A MiniDisc is a magneto-optical disc housed in a tough plastic case, similar to a floppy disk. Despite some commercial releases, the format was primarily meant to be a replacement for analog cassette tapes. Although it was a digital format, MiniDisc heavily used ATRAC compression to fit audio on the 60-, 74-, and 80-minute discs.

Sony MZ-E40 Personal MiniDisc Player (MD) with Silver Color, 2 x AA Batteries, Auxiliary Connectivity, Compatible with Speaker and Headphone

This guide covers real time audio transfer from a MiniDisc to a PC for archival. Although a small minority of devices can export discs faster than real time, the vast majority only support real time playback. Most people will be using real time audio capture from a player into a …

2025年2月21日 · MiniDisc is a retro-futuristic media format with near-CD audio quality. It was on the market from 1992-2013 and was most popular in Japan. MiniDisc is not the same as 8cm Mini CD / DVD, Nintendo GameCube discs, or Sony PSP UMDs (Universal Media Disc) - MiniDisc is a unique format, and is spelt “MiniDisc” - with a C and no space.

Battery life and audio quality improved while player size shrunk as the format matured. MDLP and NetMD were introduced early in the millennium and allowed for up to 320 minutes of audio to be copied to a single disc from a PC. Compared to CD-Rs or even MP3 CD-Rs, MiniDisc continued to be more portable, more durable, and supported (re)recording.

Minidisc "Long Play". Introduced in September 2000 on the Sony MDS-JB940 deck, it is a new encoding method for audio on Minidisc that offers two modes: one gives 160 minutes stereo ("LP2"), the second gives 320 minutes stereo ("LP4"). LP2 is stereo encoded (each channel is independent), LP4 is joint-stereo (both channels are coded ...

All major Japanese audio companies are now selling Minidisc products. They are (with links to their MD home pages where available) Sony , Sharp ( Canada , USA ), Aiwa, Denon , Marantz , Onkyo , Sansui, Sanyo , JVC , Panasonic , Alpine, Clarion, Kenwood, Yamaha, Pioneer and …

2021年6月23日 · As a con­sumer audio for­mat, Mini­Disc actu­al­ly became a mas­sive phe­nom­e­non, at least back in Sony’s home­land of Japan. The pecu­liar eco­nom­ics of the Japan­ese music mar­ket, espe­cial­ly back in the 1990s, made CDs about twice as expen­sive there as they were in the Unit­ed States.

A high-quality audio compression technology called ATRAC is used for MiniDisc. The ATRAC encoding process starts with the 16-bit quantization and 44.1-kHz sampled stereo audio signal. The key to ATRAC's efficiency is its unique method of analysis.