November 1956 IBM aanounces the worlds First hard drive
.modernmechanix.com/1956-first-hard-drive-5mb/ interesting OLD archive
Forum Discussion
Don't forget ferite core 4k memory stacks.
Each bit had a dedicated tiny ferite donut with 3 thin wires running through it, depending on how it was magnitized it was either a 1 or 0.
Twenty years later you could power up a CPU with these memory boards and they would boot right up no problem.
Ron W.
Each bit had a dedicated tiny ferite donut with 3 thin wires running through it, depending on how it was magnitized it was either a 1 or 0.
Twenty years later you could power up a CPU with these memory boards and they would boot right up no problem.
Ron W.
