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1. www.techtarget.com › definition › compact-discWhat is compact disc (CD)? | Definition from TechTarget

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   A compact disc is a portable storage medium that can record, store and play back audio, video and other data in digital form. A standard compact disc measures 4.7 inches, or 120 millimeters (mm), across, is 1.2 mm thick, weighs between 15 grams and 20 grams, and has a capacity of 80 minutes of audio, or 650 megabytes (MB) to 700 MB of data. A ...

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2. en.wikipedia.org › wiki › Compact_discCompact disc - Wikipedia

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   The compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony to store and play digital audio recordings. It uses the Compact Disc Digital Audio format which typically provides 74 minutes of audio on a disc.

3. www.geeksforgeeks.org › what-is-a-cd-compact-diskWhat is compact disc (CD)? Definition, Types and More

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   Aug 29, 2023 · 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 made from plastic material.

4. www.scienceabc.com › innovation › how-does-a-compactHow Does A Compact Disc (Or DVD) Work? - Science ABC

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   Oct 19, 2023 · What Is A Compact Disc? Compact disc CD is a digital storage format for optical media jointly developed by Philips and Sony. The CD format was originally developed for storing and playing sound recordings but was later adapted for storing data.

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5. www.electroschematics.com › compact-disc-how-it-worksHow Do Compact Discs (CDs) Work? | ElectroSchematics.com

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   Feb 6, 2010 · Explore The Basics Of Compact Discs (CDs), Including; How They Work, What They Are Made Of, and How Lasers Read Them. Visit Today To Learn More.

6. www.britannica.com › technology › compact-discCompact disc (CD) | Definition & Facts | Britannica

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   2 days ago · 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 the compact disc, starting with its commercial introduction in 1982.

7. People also ask

   What is a compact disc?

   • A compact disc is a portable storage medium that can record, store and play back audio, video and other data in digital form. A standard compact disc measures 4.7 inches, or 120 millimeters (mm), across, is 1.2 mm thick, weighs between 15 grams and 20 grams, and has a capacity of 80 minutes of audio, or 650 megabytes (MB) to 700 MB of data.

   What is compact disc (CD)? | Definition from TechTarget

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   What is the readable surface of a compact disc?

   • The readable surface of a compact disc includes a spiral track wound tightly enough to cause light to diffract into a full visible spectrum. The compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony to store and play digital audio recordings.

   Compact disc - Wikipedia

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   How many MB is a CD?

   • A standard compact disc measures 4.7 inches, or 120 millimeters (mm), across, is 1.2 mm thick, weighs between 15 grams and 20 grams, and has a capacity of 80 minutes of audio, or 650 megabytes (MB) to 700 MB of data. A CD works by focusing a 780 nanometer wavelength semiconductor laser onto a single track of the disc.

   What is compact disc (CD)? | Definition from TechTarget

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   How many MB can an 80 minute CD Hold?

   • An 80 minute CD can hold 700 MB of data. 2. What are compact discs used for? Compact discs are mostly used for audio and data storage. CD are mostly used for for listening to music. 3. What is size of a compact disc? Compact discs are majorly 1.2mm(0.05 Inch) thick with a diameter of CD is 120mm(4.75 Inch). S SoumikMondal Follow Improve

   What is compact disc (CD)? Definition, Types and More - GeeksforGeeks

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   What format does a compact disc use?

   • It uses the Compact Disc Digital Audio format which typically provides 74 minutes of audio on a disc. In later years, the compact disc was adapted for non-audio computer data storage purposes as CD-ROM and its derivatives.

   Compact disc - Wikipedia

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   How many kilobytes are on a CD?

   • The information is stored either in the lead-in area of the CD, where there are roughly five kilobytes of space available or in the subcode channels R to W on the disc, which can store about 31 megabytes. Compact Disc + Graphics is a special audio compact disc that contains graphics data in addition to the audio data on the disc.

   Compact disc - Wikipedia

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8. www.sysnettechsolutions.com › en › what-is-cdWhat is CD (Compact Disc)? | Definition, Features & Types!

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   Jul 31, 2024 · A compact disc (abbreviated as CD) is an optical digital medium used to store all kinds of information (audio, images, video, documents, and other data). A CD has a hole diameter of 15 mm and a thickness of 1.2 mm.