Title
Type 706 Williams-Kilburn Tube Electrostatic MemoryCatalog Number
X1284.96Type
Physical objectDescription
One 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.
Date
1953Manufacturer
International Business Machines Corporation (IBM)Place Manufactured
New York, NY, USIdentifying Numbers
| Model number | Type 706 | |
| Other number | #3 | Handwritten in pencil |
| Other number | 187 | Handwritten in pencil |
Dimensions
overall: 11 1/4 in x 3 3/4 in x 20 inCategory
Memory/electrostaticCredit
Gift of Philip E. FoxLot Number
X1284.96
