The IBM 650 Magnetic Drum Data-Processing Machine is an early digital computer produced by IBM in the mid-1950s. It was the first mass-produced computer...

Labs from Model II onwards FACOM 128 relay calculators at Fujitsu The IBM 650 uses seven bits: two bi bits (0 and 5) and five quinary bits (0, 1, 2,...

701 was the IBM 702 and a lower-cost general-purpose sibling was the IBM 650, which gained fame as the first mass-produced computer. IBM 701 competed...

Punch IBM 537: IBM 650 Card Read Punch IBM 543: IBM 650 Card Reader IBM 544: IBM 650 Card Punch IBM 650: IBM 650 Console Unit IBM 652: IBM 650 Disk and...

September 14, 1956. Simultaneously a very similar product, the IBM 355, was announced for the IBM 650 RAMAC computer system. RAMAC stood for "Random Access Method...

mass-produced computers were the Bull Gamma 3 (1952, 1,200 units) and the IBM 650 (1954, 2,000 units). Vacuum-tube technology required a great deal of electricity...

modern standards. These included: IBM 650 (vacuum tube logic, decimal architecture, drum memory, business and scientific) IBM 305 RAMAC (vacuum tube logic...

characters The IBM 7070, IBM 7072, and IBM 7074 are decimal, fixed-word-length machines. They use a ten-digit word like the smaller and older IBM 650, but are...

its stored-program configurations, the Gamma 3 mostly competed with the IBM 650. Over the course of its ten-year availability, this machine facilitated...

products, including the IBM 700 series of computer systems, IBM 650, IBM 305 RAMAC with disk drive memory, and IBM 1401, positioned IBM as the world's leading...