![]() ![]() The serial port accommodated a 300 bps or 1200 bps external modem.Ĭompetitors soon arose, including the metal-clad Kaypro II (1981) with a 9″ display – much larger than the original Osborne 1 – and there was even a hard drive version. Osborne in the field was a strong arm, a sturdy work surface, and an AC outlet. The Osborne 1 was a runaway success, selling 11,000 units in its first 8 months on the market and peaking at 10,000 units per month. It ran CP/M 2.2, which was the standard in the business world, and retailed for $1,800 with $1,500 worth of bundled software – Wordstar, SuperCalc, dBase II, Microsoft MBasic, Digital Research CBASIC2, three ledger program from PeachTree Software, and a couple games. ![]() ![]() The first was the Osborne 1 (1981), built around a 4 MHz Zilog Z80 processor, two floppy drives, and a 5″ CRT display. This is Compaq’s story.Įven before IBM entered the personal computer market, there were “portable” computers – about the size of a suitcase, very heavy, but at least they were transportable. However, IBM didn’t address portability, which created an opening for Compaq and Toshiba to enter the PC market. When IBM introduced its first PC in August 1981, it created a new standard for desktop computers in the business world.
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