ATRAC CD
{{short description|Type of compressed audio optical disc}}
{{primary sources|date=October 2020}}
File:Sony CDX-GT420U car radio with PNY USB flash drive.jpg
An ATRAC CD is a compressed audio optical disc containing compressed digital audio in the ATRAC3 or ATRAC3plus formats, which are part of Sony's ATRAC (Adaptive Transform Acoustic Coding) family of proprietary audio compression algorithms.
Description
ATRAC CD was used with SonicStage Simple Burner software (Ver.1.0 / 1.1) in February 2003,[https://www.sony.com/electronics/support/res/manuals/W000/W0003396M.pdf Quick Reference Guide - SONY USA][https://usermanual.wiki/Sony/DNE1.1043713709.pdf SONY D-NE1 Catalog] and was subsequently replaced with SonicStage in 2004. The new CD Walkman product was called "ATRAC CD Walkman". In the following year (2004-2005), ATRAC CD boombox was introduced, as a new product.
| class="wikitable"
|+ATRAC Technology{{Cite web|title=Sony Global - ATRAC - Overview|url=https://www.sony.net/Products/ATRAC3/overview/|access-date=2020-07-18|website=www.sony.net}} ! !CD (Linear PCM) !ATRAC"ATRAC" here refers to the SP mode used in the MD format. !ATRAC3 !ATRAC3plus |
| Bitrate
|1411kbit/s |292kbit/s |132kbit/s |64kbit/s |
|---|
| Data size (One 4 minute track)
|42.33MB |8.77MB |3.97MB |1.94MB |
| Number of Tracks Recorded into CD-R (700 MB)
|About 16 tracks |About 79 tracks |About 176 tracks |About 360 tracks |
Software for burning ATRAC CD
File:Sony d-ne10 reference 01.png
The ATRAC CD can be burned with SonicStage Simple Burner Ver.1.1, SonicStage 2.x to 3.x and SonicStage CP. This software is able to create a disk image from MP3 files and compact discs and can be burned with the included CD-R/RW drive on a computer.
| class="wikitable"
|+Storage Comparison of ATRAC CD on a regular CD-R !Format !Bitrate !Songs (Estimated at 4 minutes / song) |
| ATRAC3plus
|48kbit/s |
| ATRAC3plus
|64kbit/s |360 Songs |
| ATRAC3
|66kbit/s |350 Songs |
| ATRAC3
|105kbit/s |220 Songs |
| ATRAC3
|132kbit/s |170 Songs |
| ATRAC3plus
|256kbit/s |90 Songs |
See also
References
{{Reflist}}
External links
- [https://www.sony.net/Products/ATRAC3/ ATRAC]
- [http://www.walkman.sony.co.jp/cdwm/index.html SONY CD Walkman]
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{{Compact disc}}
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