magnetic core memory

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magnetic core memory

The earliest form of computerised data storage, in which each bit of information was represented by a change in the direction (clock- or counterclockwise) of a magnetic field. Magnetic core memory was replaced by semiconductors, which are several orders of magnitude more powerful.
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References in periodicals archive ?
Core Memory's glowing, vibrant photographs of ancient computers capture the complicated, worshipful, suspicious relationship we have always had with our machines.
Magnetoresistant data-storage technology has been around since 1974 and is the basis for computer memory (originally magnetic core memory) and the foundation of storage technology for the hard disk.
Weisberg also attributes "large magnetic core memories" to SAGE, whereas Forrester invented the magnetic core memory at MIT as part of the Whirlwind Project.
Core memory, which was a mere 4 kilobytes back in the 1960s, has expanded, while hard drives are able to store programs that used to be fed into the instruments on paper tape.
This goal was quite a stretch, considering that silicon memory was at least 100 times more expensive than magnetic core memory, the dominant technology at the time.
Discerning gamers are accustomed to over-clocking their hardware components - CPU, GPU and core memory frequencies - to get the best performance out of their rig.