compact disc dimensions - EAS
Mechanical features
- Physical characteristics. A standard CD is 120 mm (4.75 inch) in diameter and 1.2 mm (0.05 inch) thick. ...
- Recording and replication. The production of a CD begins with a digital tape master supplied by the recording studio ( see also digital sound recording ).
- Playback. ...
Reference: www.britannica.com/technology/compact-disc- People also ask
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See all on Wikipediahttps://en.wikipedia.org/wiki/Compact_discThe 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. In August 1982, the first compact disc was manufactured. It was then released in October 1982 and branded as Digital Audio Compact Disc. The
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See moreA CD is made from 1.2-millimetre (0.047 in) thick, polycarbonate plastic and weighs 14–33 grams. From the center outward, components are: the center spindle hole (15 mm), the first-transition area (clamping ring), the
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The logical format of an audio CD (officially Compact Disc Digital Audio or CD-DA) is described in a...
See moreRecordable CD
Recordable Compact Discs, CD-Rs, are injection-molded with a "blank" data spiral. A photosensitive dye is then applied, after which the discs are metalized and lacquer-coated. The write laser of the CD recorder changes the color of the...
See moreIn 1995, material costs were 30 cents for the jewel case and 10 to 15 cents for the CD. Wholesale cost of CDs was $0.75 to $1.15, while the typical
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See moreThe Red Book audio specification, except for a simple "anti-copy" statement in the subcode, does not include any copy protection mechanism. Known at least as early as 2001, attempts were made by record companies to market "copy-protected" non-standard
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See more• Ecma International. Standard ECMA-130: Data Interchange on Read-only 120 mm Optical Data Disks (CD-ROM), 2nd edition (June 1996).
• Pohlmann, Kenneth C. (1992). The Compact Disc Handbook. Middleton, Wisconsin: A-R Editions. ISBN 0-89579-300-8...
See moreWikipedia text under CC-BY-SA licensecompact disc | Definition & Facts | Britannica
https://www.britannica.com/technology/compact-discA standard CD is 120 mm (4.75 inch) in diameter and 1.2 mm (0.05 inch) thick. It is composed of a clear polycarbonate plastic substrate, a reflective metallic layer, and a …
Images of Compact Disc dimensions
bing.com/imagesDimensions | CD | DVD | Blu-ray Disc - CDROM2GO
https://www.cdrom2go.com/cd-dvd-blu-ray-disc-dimensionsDisc Dimensions. CD, DVD, Blu-ray Dimensions (Standard) 120mm (4.724”) diameter x 1.2mm (0.047”) thick. Center hole dimensions. 15mm (0.591”) diameter. CD and DVD dimensions are in inches and millimeters for precision’s sake. The above are for standard CD dimensions only but most discs should adhere to these parameters.
- https://www.geeksforgeeks.org/what-is-a-cd-compact-disk
- The standard diameter of a CD is 120mm and thickness is 1.2mm. The main body of the CD is made of hard plastic known as polycarbonate with a reflective metallic layer. This layer is coated with metallic acrylic plastic. This metal is aluminum. In this layer, the data are stored using the laser light which reflects the coated layer for reading and w...
- Estimated Reading Time: 4 mins
- Published: Jul 12, 2020
- https://en.wikipedia.org/wiki/Compact_Disc_Digital_Audio
- The optophone, first presented in 1931, was an early device which used light for both recording and playback of sound signals on a transparent photograph. More than thirty years later, American inventor James T. Russell has been credited with inventing the first system to record digital video on an optical transparent foil that is lit from behind b...
- Media type: Optical disc
- Capacity: up to 74–80 minutes (up to 24 minutes for mini 8 cm CD)
- https://makbit.com/articles/cd-overview.pdf
• CDs have a diameter of 12cm, and are played at a Constant Linear Velocity (CLV). • Information is stored in such a way that the length of the pits is always a multiple of 0.3um. A change from pit to land or from land to pit corresponds to the coding of …
- www.discs.net/compact-discs.php
The track contains a series of pits (small dimples in the surface) and lands (parts that have no dimples in them) put into the aluminum surface of the CD. The pits are about 500nm wide and 100nm deep. A nanometer (nm) is one millionth of a millimeter. The area between each track is …
- https://www.ronyasoft.com/.../cd_cover_dimensions
CD Front Double Insert dimensions. (Click to enlarge) Slim CD insert of 154 mm x 120 mm (6 in × 4.7 in) with margins for side borders which commonly contains disk data essentials in short (for example, for music album cover the border may contain the name of the album, artist, and the year of release).
- https://www.cdrom2go.com/cd-label-dimensions
A full size CD or DVD label generally measures 4.65” in diameter. Standard Image Area Extended Image Area Maximum Image Area Business card and Mini CDs and DVDs also have 17, 22, and 40mm center holes but their diameter dimensions are less uniform. Mini CD/DVD diameter 61cm business card with 22mm center 61mm business card with 17mm center
- https://www.printingforless.com/CD-Cover-Size-Specifications.html
The finished dimensions for the outside of printed CD covers are 4.724 inches square. Many printed designs include bleed. The "bleed area" is an extra 1/8" of space for design elements or backgrounds to extend beyond the finished size of your piece.
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