The IBM 305 RAMAC was the first commercial computer that used a moving-head hard disk drive (magnetic disk storage) for secondary storage. The system...
16 KB (1,586 words) - 14:50, 24 September 2024
(FDD), are used. The IBM 350 disk storage unit, the first disk drive, was announced by IBM as a component of the IBM 305 RAMAC computer system on September...
75 KB (9,523 words) - 09:54, 21 September 2024
RAMAC may refer to: IBM 305 RAMAC, a computing system introduced in 1956 IBM 350 RAMAC, a disk storage unit introduced in 1956 as a bundled component of...
509 bytes (103 words) - 14:59, 9 December 2020
The IBM 370 printer was used on the IBM 305 RAMAC computer system, introduced by IBM on September 14, 1956. The 370 was connected to the 305 by a serial...
3 KB (281 words) - 16:13, 11 March 2024
(IBM RAMAC 305), the direct ancestor of all the hard disk drives we use today. Even computer graphics began during the vacuum tube era with the IBM 740...
25 KB (2,718 words) - 20:27, 25 August 2024
standards. These included: IBM 650 (vacuum tube logic, decimal architecture, drum memory, business and scientific) IBM 305 RAMAC (vacuum tube logic, first...
16 KB (1,805 words) - 22:19, 20 July 2024
developments was the IBM 350, the first commercial moving head hard disk drive. Launched in 1956, this saw use in the IBM 305 RAMAC computer system. Subdivisions...
45 KB (4,416 words) - 15:46, 18 November 2024
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...
217 KB (24,524 words) - 08:17, 1 January 2025
commercial stored-program computer, the vacuum tube based IBM 701, in 1952. The IBM 305 RAMAC introduced the hard disk drive in 1956. The company switched...
130 KB (10,937 words) - 12:27, 3 January 2025
LGP-30, Bendix G-15 and IBM 305 RAMAC computers used vacuum tubes and drum memory too, but they were quite different from the IBM 650. Instructions read...
38 KB (3,477 words) - 17:27, 28 August 2024
that developed the 350 Disk Storage Unit, a major component of the IBM 305 RAMAC Computer. The magnetic disk drive represented a technological leap forward...
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entry. IBM 305: RAMAC: Random Access Method of Accounting and Control; 1956 IBM 305: Processing Unit IBM 323: IBM 305 Card Punch IBM 340: IBM 305 Power...
188 KB (19,510 words) - 19:46, 2 December 2024
production IBM 305 RAMAC system including IBM Model 350 disk storage. US Patent 3,503,060 issued March 24, 1970, and arising from the IBM RAMAC program is...
45 KB (4,842 words) - 19:04, 20 November 2024
305 may refer to: 305 (number) 305 AD, a year 305 BC, a year IBM 305 RAMAC, the first commercial computer to use a hard disk drive Lenovo IdeaPad 305...
2 KB (311 words) - 17:24, 16 September 2024
ISBN 9780203494455. 305 RAMAC Random Access Method of Accounting and Control Manual of Operation (PDF). IBM. 1957. IBM 1301, Models 1 and 2, Disk Storage and IBM 1302...
16 KB (1,914 words) - 11:09, 1 September 2024
John Haanstra (category IBM employees)
leader in the development of the RAMAC 350 disk drive. He then became responsible for designing the 1956 IBM 305 RAMAC system which was the first commercial...
7 KB (857 words) - 13:42, 22 November 2024
Bautista Alvarado. RAMAC Park is named after the IBM 305 RAMAC, the first computer to use a disk drive, which was developed at the IBM Santa Teresa Lab...
11 KB (752 words) - 03:10, 26 December 2024
commercial digital disk storage device was the IBM 350 which shipped in 1956 as a part of the IBM 305 RAMAC computing system. The random-access, low-density...
14 KB (1,375 words) - 23:01, 13 November 2024
Alan Shugart (category IBM employees)
1951 as a field engineer at IBM. In 1955, he transferred to the IBM San Jose laboratory where he worked on the IBM 305 RAMAC. He rose through a series of...
8 KB (636 words) - 13:40, 27 September 2024
was used by Eastern Air Lines. It competed mainly against the IBM 650 and the IBM 305 RAMAC and a total of 130 were manufactured. The UNIVAC II was an improvement...
40 KB (4,478 words) - 23:27, 10 December 2024
hard-disk drive, the IBM 305 RAMAC (1956), used forced air to maintain a 0.002 inch (51 μm) between the head and disk. The IBM 1301, introduced in 1961...
4 KB (425 words) - 23:20, 29 June 2024
cables. The first production IBM hard disk drive, the 350 disk storage, shipped in 1957 as a component of the IBM 305 RAMAC system. It was approximately...
138 KB (14,062 words) - 17:43, 8 December 2024
counter by Mr. Overbeck, January 8, 1942" RAMAC 305 - IBM Customer Engineering Manual of Instruction (PDF). IBM. 1959. […] The Overbeck ring is used to...
29 KB (2,294 words) - 17:19, 8 June 2024
Reynold B. Johnson (category IBM Fellows)
by Johnson developed disk data storage technology, which IBM released as the IBM 305 RAMAC. Although the first disk drive was crude by modern standards...
6 KB (592 words) - 20:23, 25 August 2024
Plugboard (category IBM unit record equipment)
edge) first. IBM (1956). IBM Reference Manual: Functional Wiring Principles (PDF). 22-6275-0. IBM 305 RAMAC Manual of Operation IBM (1956). IBM Punched Card...
19 KB (2,672 words) - 20:22, 25 August 2024
Taylor & Francis. p. 150. ISBN 9781884964473. Retrieved 4 June 2020. "RAMAC 305", IBM Customer Engineering Manual of Instruction (1959) Technical Education...
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general-purpose electronic computer. IBM introduced the first hard disk drive in 1956, as a component of their 305 RAMAC computer system.: 6 Most digital...
39 KB (4,365 words) - 05:24, 31 December 2024
CC automobile (1945) DeVilbiss Co. air compressor (1948) IBM 702 computer (1954) IBM 305 RAMAC business computer (first disk drive and architectural character...
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Control Agency in Orléans, France (Maison Fort) to replace the existing RAMAC 305 card system. By 1962, however, the Army had lost interest in Fieldata...
13 KB (1,641 words) - 16:25, 18 December 2024
Big Bear became the first supermarket in the nation to use the new IBM 305 RAMAC mainframe computer. In 1954, a new prototype store was opened in north...
11 KB (1,505 words) - 02:52, 1 September 2024