
History of IBM magnetic disk drives - Wikipedia
The IBM 2311 Disk Storage Drive was introduced with the 2841 Control Unit in 1964 for use throughout the IBM System/360; the combination was also available on the IBM 1130 and the …
The IBM 2311 Disk Drive and 2400 Tape Drive - Columbia University
2021年3月27日 · Foreground: IBM 2311 Disk Storage Drives, providing random direct access to 7.25 million 8-bit bytes per removeable disk pack. In Packed Decimal Mode the capacity is …
IBM 2311 - Computer History
2011年3月20日 · The IBM 2311 Direct Access Storage Facility was introduced in 1964 for use throughout the System/360 series. It was also available on the IBM 1130 and (using the 2841 …
Disk Storage - ibm1130.net
The IBM 2311 Disk Storage Drive , provides the 1130 system with higher speed and greater storage capacity than that of the 2310 Disk Storage. The 2311 Disk Storage Drive is available …
IBM System/360 - IBM 2311 disk drive - CHM Revolution
The IBM 2311 Direct Access Storage Facility was introduced in 1964 for use throughout the System/360 family of computers. It stored up to 7.25 megabytes on a single removable disk …
DOS/360 - ArchiveOS
2023年7月19日 · The IBM System/360 Disk Operating System is designed to handle two types of problem programs: background and foreground. Background programs are initiated by job …
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History of IBM CKD Controllers - Wikipedia
On January 4, 1968, IBM announced the System/360 Model 25 which included the "Disk Attachment Control" (DAC) attaching up to four 2311 DASD. This integrated attachment …
IBM’s 1311 introduced 14 inch media diameter as a new industry standard in October 1962, and the final 1311 drive variation was withdrawn in January 1975. The reduced disk diameter …
IBM System/360 Model 25 - Wikipedia
For the most commonly used peripherals, such as a 2540 [7]: 111 or 2560 card reader-punch, a 1403 printer, [7]: 39 or 2311 [7]: 63 or 2314 disk drives, optional internal attachments are …
Oral History of IBM 1311 and 2311 Disk Drive Panel Jim Porter: Well, we're here today to discuss the development of one of the most important types of disk drives that was ever developed. …
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