Irwin Magnetic Systems
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Irwin Magnetic Systems, Inc., also known as Irwin Magnetics, was a computer storage manufacturer active from 1979 to 1989 and based in Ann Arbor, Michigan. It was founded by Samuel Irwin in 1979 as Ir
AccuTrak 40 MB tape cartdrige
Quarter-inch cartridge
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Quarter inch cartridge tape is a magnetic tape data storage format introduced by 3M in 1972, with derivatives still in use as of 2016. QIC comes in a rugged enclosed package of aluminum and plastic th
Irwin Magnetic Systems
…company's primary export was magnetic tape data storage and backup systems for personal computers. Irwin was one of the first companies to manufacture quarter-inch cartridge (QIC) systems for the personal computer market. In 1989, the company was acquired by Cipher Data Products. Irwin Magnetic Systems was founded in 1979…
A common example of a QIC-80 tape
Quarter inch cartridges: left, 400MB (QIC-EX); right, 120MB (QIC-80)
QIC DC 600A cassette
SunOS 4.1.1 QIC-24 tape