Eclectic Elegance in Picacho Hills Part II Closed (#17676115)

Vintage Osborne 1 Portable Computer

Details:

• Manufacturer: Osborne Computer Corporation
• Model: Osborne 1
• Release Date: April 1981
• Serial Number: A12534

Specifications:

• CPU: Zilog Z80A running at 4 MHz
• RAM: 64 KB
• ROM: 4 KB
• Storage: Two 5.25-inch single-density floppy disk drives (92 KB per diskette)
• Display: 5-inch monochrome CRT with a resolution of 52 characters per line of text
• Keyboard: Detachable full-sized keyboard
• Interfaces: IEEE-488 and RS-232C serial ports

Software Included:

• CP/M Operating System
• WordStar word processing application with MailMerge
• SuperCalc spreadsheet application
• Microsoft MBASIC programming language
• Digital Research CBASIC programming language
• Additional utility and system software

Condition:

• Operational Status: Powers on, no other testing performed.
• Cosmetic Condition:
  • No substantial damage.
  • Age-appropriate wear, yellowing of the case.
  • Very clean interior, no signs of corrosion.
  • Includes original carrying case and instructional materials.

Size:

• Dimensions: 12.5" x 20.5" x 8.5"
• Weight: 24.5 pounds

Historical Significance: The Osborne 1 was the first commercially successful portable computer, which significantly influenced the development of portable computing. It was known for its robust build and portability, despite its weight, and came bundled with a substantial amount of software valued nearly as much as the computer itself.

Included Accessories:

• Osborne 1 User's Reference Guide
• Original approved software binders
• Start-PAC Quick Self-Instruction System
• CP/M, WordStar, and SuperCalc software on cassette tapes
• Power cord and carrying case

This complete set represents a remarkable piece of computing history and would be a valuable addition for any collector of vintage computers.

For more details, please refer to the sources:

• Wikipedia on Osborne 1
• Old Computers: Osborne 1
• Computing History: Osborne 1