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  1. Compact disc - Wikipedia

    The compact disc (CD) is a digital optical disc data storage format co-developed by Philips and Sony to store and play digital audio recordings. It employs the Compact Disc Digital Audio (CD-DA) standard …

  2. Compact disc (CD) | Definition & Facts | Britannica

    Dec 5, 2025 · Compact disc, a molded plastic disc containing digital data that is scanned by a laser beam for the reproduction of recorded sound and other information. Learn more about the history of …

  3. The Rise and Fall of CDs (And Why They’re Coming Back)

    Feb 5, 2025 · There have been many formats introduced for playing music over the years, but none have dominated more than CDs. After peaking in 2002, it's been a slow decline ever since. However, their …

  4. What is a CD (Compact Disk)? - GeeksforGeeks

    Jul 15, 2025 · Compact disc is portable storage devices used for storing digital data like recording, storing, and playing video, and audio. Compact Disc can be explained as a disc-like memory device …

  5. Compact Disc Explained – Everything You Need To Know

    May 23, 2025 · Compact discs are portable storage devices used for recording, storing, and playing video, audio, and other forms of digital data. So how does the compact disc work?

  6. When Were CDs Invented, and How Do They Work? - HowStuffWorks

    Mar 6, 2024 · A compact disc or CD is a disc that's made of plastic and used to store data such as video, audio and text files. Compact discs replaced floppy discs because they are more efficient to use and …

  7. How Does A Compact Disc (Or DVD) Work? - Science ABC

    Oct 19, 2023 · How Does A Compact Disc (Or DVD) Work? How Does A Compact Disc (CD) Work? Compact discs (CDs) store data in the form of tiny indentations on a smooth surface. A CD player …

  8. Compact Disc - Hi-Fi Hall of Fame

    To solve these problems, engineers developed digital technologies that would provide an alternative to these analog formats. The first highly successful digital media for music was the Compact Disc (CD), …

  9. What Is a Compact Disc? - Computer Hope

    Dec 2, 2025 · Abbreviated as CD, a Compact Disc is a flat, round optical storage medium invented by James Russell. The first CD was created at a Philips factory in Germany on August 17, 1982.

  10. Compact discs (CDs) invented | Research Starters - EBSCO

    CDs replaced vinyl records as the primary medium of music storage and distribution to consumers. Their popularity helped revitalize the recording industry, and their versatility as a storage medium …