TitleType 706 Williams-Kilburn Tube Electrostatic Memory
ManufacturerInternational Business Machines Corporation (IBM)
Place ManufacturedNew York, NY, US
|Model number||Type 706|
|Other number||#3||Handwritten in pencil|
|Other number||187||Handwritten in pencil|
Dimensionsoverall: 11 1/4 in x 3 3/4 in x 20 in
DescriptionOne Williams-Kilburn tube memory unit (holding two CRT tubes) from the engineering prototype of the IBM 701 (actually IBM Type 706 Electrostatic Memory Unit). Each unit holds 2 type IBM Model 85 3-inch cathode ray tubes, which were specially designed for Williams-Kilburn storage use.
Although the magnetic shields for the CRTs are installed, the actual CRTs have been removed. See Accession Number 102626872 for an actual tube.