Artifact Details

Title

2305 Model 2 storage module

Catalog Number

102667946

Type

Physical object

Date

1970

Manufacturer

International Business Machines Corporation (IBM)

Identifying Numbers

Model number 2305 Written on the IBM manufacturer's label on the front of the object
Other number #69 Handwritten with "IBM 2305 MOD 2 DISK" on yellow adhesive label at side of machine
Other number 109.88.054 Written in felt pen on the left side of the object
Other number 2305-80119 Stamped using raised letters on a white label below manufacturer's label

Dimensions

overall: 59 3/4 in x 49 1/2 in x 31 9/16 in

Description

This object is a fixed (non-removable) disk drive in a cabinet. A sign found on the top of the object and separately packaged reads: "1971. Fixed head per track file, with price of $69,000 per megabyte. IBM 2305, Model 2 'Zeus'. Capacity: 11.3 Megabytes. Number of disks: 6, 14 inch disks. Tracks per inch: 200. Bits per inch: 4,200. Areal density: .84 Megabits/Inch (squared). Transfer rate: 1.5 Megabytes/Second."

Category

Component/circuit board / module

Collection Title

SAP Collection

Credit

SAP Collection, Computer History Museum

Lot Number

X3709.2007