Historic Computing Lab

Osborne 1

picture of Osborne 1
Osborne 1

The Osborne 1 is the first commercially successful portable computer, released on April 3, 1981 by Osborne Computer Corporation. It weighs 24.5 lb (11.1 kg), cost US$1,795, and runs the CP/M 2.2 operating system. It is powered from a wall socket, as it has no on-board battery, but it is still classed as a portable device since it can be hand-carried when the keyboard is closed.

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Category: CP/M
Make: Osborne Computer Corporation
Year: 1981
OS: CP/M
Status: Not Working
Hardware: Luggable
Battery: Not applicable
Barcode: 32775905804661
Date Tested: 2020-01-01
Inventory #: X0045
Donor: Robert Ferguson
Notes: s/n NA002844
Dual floppies

Case yellowed. Mark on centre of upper case. Small scuffs on corners.
Boots to CP/M, passes all diagnostics.

Software:
Osborne-1 System Disk
Osborne-1 MBasic (Basic-80 5.21)
Osborne-1 Utilities
Osborne-1 Wordstar 3.0
Osborne-1 DBase ][
Osborne-1 Factory diagnostics
Osborne-1 Modem 740
Osborne-1 Morro-Call
Osborne-1 Microsoft Macro Assembler
Osborne-1 C/80 3.1 (2 disks)
Osborne-1 Wordstar/Mailmerge

2022-07-11: Blew tantalum cap, out for repair

Page last modified: 2022-08-16 15:23:05