ATRAC CD
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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
[edit]ATRAC CD was used with SonicStage Simple Burner software (Ver.1.0 / 1.1) in February 2003,[1][2] 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.
| CD (Linear PCM) | ATRAC[4] | 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
[edit]
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.
| Format | Bitrate | Songs (Estimated at 4 minutes / song) |
|---|---|---|
| ATRAC3plus | 48kbit/s | 490 Songs[4] |
| 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
[edit]References
[edit]- ^ Quick Reference Guide - SONY USA
- ^ SONY D-NE1 Catalog
- ^ "Sony Global - ATRAC - Overview". www.sony.net. Retrieved 2020-07-18.
- ^ a b "ATRAC" here refers to the SP mode used in the MD format.
- ^ "SONY D-NE10" (PDF). Retrieved 2021-04-24.
External links
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