Magnetic core memory

Magnetic core memory, or ferrite-core memory, is an early form of computer memory. It uses small magnetic ceramic rings, the cores, to store information via the polarity of the magnetic field they contain. Such memory is often just called core memory, or, informally, core.

See also

• Delay line memory
• Core rope memory
• Twistor memory
• Bubble memory
• Thin film memory
• MRAM
• Ferroelectric RAM