Dimond ring
Early type of computer memory
A Dimond ring or Dimond ring translator was an early type of computer read-only memory, created in the early 1940s by T. L. Dimond at Bell Laboratories for Bell's #5 Crossbar Switch, a type of early telephone switch.[1][2][3]
Structure
Large-diameter magnetic ferrite toroidal rings with solenoid windings, through which are threaded writing and reading wires.
Uses
It was used in the #5 Crossbar Switch and TXE (prior to version 4) telephone exchanges.
See also
- Core rope memory, a later development
References
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