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7. März 2024 · 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.
- The Editors of Encyclopaedia Britannica
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.
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. The first compact disc was manufactured in August 1982, and was first released in Japan in October 1982 as Compact Disc Digital Audio.
- Various
- Rainbow Books
Die Compact Disc (kurz CD, englisch für kompakte Scheibe) ist ein optischer Datenträger, der Anfang der 1980er Jahre als erster digitaler Tonträger von Philips / PolyGram und Sony in Zusammenarbeit mit dem Chemiekonzern Bayer eingeführt wurde und die Kassette ablösen sollte.
- ø 12 cm bzw. 8 cm
- 176 kB/s (CD-DA), 150 kB/s (1×), 10800 kB/s (72×)
- 150 kB/s (1×), 8400 kB/s (56×)
- Optisches Speichermedium
6. März 2024 · In this article, we will explore the origins of the compact disc. We will also look at how CDs and CD drives work, while investigating what the future holds for this technology. Contents. When Were CDs Invented? Understanding the CD: Material. Understanding the CD: The Spiral. Understanding the CD: Bumps. CD Player Components.
- What is the use of a compact disc?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 dis...
- When did CDs replace cassettes?CDs replaced cassettes starting in 1991. By the late 2010s, CDs were on their way out, replaced by streaming music and digital downloads.
- What does DVD stand for?DVD stands for digital versatile disc or digital video disc.
- Are DVDs being discontinued?Streaming services have already pretty much replaced discs, including DVDs. The growth of the streaming industry is going to make DVDs even more ob...
- How can I play CDs without a CD player?You can copy your CD to an MP3 file and move that to a USB drive. Or connect the USB cable to your external USB device and the other end to the USB...
18. Okt. 2022 · Compact disc. Updated: 10/18/2022 by Computer Hope. 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. The picture shows the bottom of a standard compact disc and is the side the disc player reads.
8. Sept. 2023 · A CD, short for compact disc, is a digital optical disc format commonly used to store and playback audio, video and other data. This format was developed by Philips and Sony in the late 1970s as a replacement for audio cassettes. CDs revolutionized the way we consume and store media.
