The time finally came to hand the now-working Apollo guidance computer back ... And if you are thinking of core memory based on ferrite cores, get ready for a brain stretch, as core rope is ...

Early computer memories stored data in the residual magnetic fields of ferrite cores, which were assembled into arrays of core memory. Their powders are used in the coatings of magnetic recording ...

The tour continues on to ferrite core memory such as that used on mainframes, minicomputers, and even the Apollo Guidance Computer. Each type is examined for its strengths and weaknesses and its ...