Apple Tape Backup 40SC
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The Apple Tape Backup 40SC is an external,
SCSI Small Computer System Interface (SCSI, ) is a set of standards for physically connecting and transferring data between computers and peripheral devices. The SCSI standards define commands, protocols, electrical, optical and logical interface ...
-interfaced, QIC, mini-cartridge
tape drive A tape drive is a data storage device that reads and writes data on a magnetic tape. Magnetic tape data storage is typically used for offline, archival data storage. Tape media generally has a favorable unit cost and a long archival stability. ...
. It was first introduced by Apple Inc. in 1987 and discontinued in 1994. The drive came bundled with Retrospect
backup software Backup software are computer programs used to perform a backup; they create supplementary exact copies of files, databases or entire computers. These programs may later use the supplementary copies to restore the original contents in the event of d ...
. The drive is also compatible with the tape software included with
A/UX A/UX is Apple Computer's Unix-based operating system for Macintosh computers, integrated with System 7's graphical interface and application compatibility. Launched in 1988 and discontinued in 1995 with version 3.1.1, it is Apple's first offic ...
.Backup Systems for the Macintosh
, By Don Crabb, InfoWorld, 3 Aug 1987, Page 43, ''...(Production units of the Apple Tape 40-SC were not available for testing.)...''


Technical specifications

* Recording media: Industry-standard, DC 2000 QIC mini-cartridge. * Formatted capacity: 38.5
megabytes The megabyte is a multiple of the unit byte for digital information. Its recommended unit symbol is MB. The unit prefix ''mega'' is a multiplier of (106) in the International System of Units (SI). Therefore, one megabyte is one million bytes o ...
. * Block size: 8,192 bytes. * Transfer rate: 1.25 megabyte per second. * Interface: SCSI. Connected directly to
Macintosh Plus The Macintosh Plus computer is the third model in the Macintosh line, introduced on January 16, 1986, two years after the original Macintosh and a little more than a year after the Macintosh 512K, with a price tag of US$2,599. As an evolutiona ...
,
Macintosh SE The Macintosh SE is a personal computer designed, manufactured, and sold by Apple Computer, from March 1987 to October 1990. It marked a significant improvement on the Macintosh Plus design and was introduced by Apple at the same time as the Ma ...
or
Macintosh II The Macintosh II is a personal computer designed, manufactured, and sold by Apple Computer from March 1987 to January 1990. Based on the Motorola 68020 32-bit CPU, it is the first Macintosh supporting color graphics. When introduced, a basic s ...
via a 50-pin SCSI port or to a compatible
hard disk drive A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with mag ...
. * Volume backup time: Approximately 17–18 minutes per 20 megabytes.


See also

*
List of Apple drives {{unfocused, date=February 2016 A list of all Apple internal and external drives in chronological order of introduction. Floppy disk drives * Disk II * Disk III * Apple FileWare, Apple "Twiggy" FileWare * Disk IIc * 400K Drive (internal) * Ma ...


References


External links


Service manual
{{Apple hardware before 1998 Macintosh peripherals Apple Inc. peripherals Products introduced in 1987 Tape-based computer storage