An electromechanical item which accepts and systematically retains digital input data in such a manner as to facilitate the rapid recovery of the stored information. The item consists of a drumlike structure the surface of which is coated with a material susceptible to spot magnetization, integral wiring, a drive motor and its mechanical linkage, and data translating heads for impressing on or removing from the drum surface data in digital form. The item is a component of an electronic computer. See also core memory unit.
Classification: Machines and units thereof for processing data, nesoi
NSN 6650-00-590-9073
NSN 2925-00-150-5913
NSN 5925-01-475-1832
NSN 6220-00-494-7228
NSN 6145-01-423-0382
NSN 5925-01-564-1340
NSN 6145-00-370-1964
NSN 6610-01-186-4106
NSN 4140-01-124-0623
NSN 6650-01-542-9495
NSN 5855-00-494-9581
NSN 6320-01-504-3948