A Brief History of PCs Lisa Smith September 15, 1999.

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Presentation transcript:

A Brief History of PCs Lisa Smith September 15, 1999

Technology Milestones 1948: Bell Labs invented the transistor (semiconductor) 1959: Texas Instruments invented the integrated circuit, which holds multiple transistors 1969: Intel invented a 1K memory chip 1971: Intel invented the first microprocessor

Early Personal Computers (PCs) 1975: Altair kit sold for $395 1975: IBM introduced the $9,000 5100 PC 1976-77: Apple introduced the Apple I and Apple II

The First Commercially Viable PCs 1981: IBM released the IBM PC, the first direct ancestor of today’s Windows-based systems 1984: Apple introduced the wildly successful Macintosh line, predecessor for today’s Power Mac, Power Book, and iMac systems

Other Key Developments The Windows operating system The rise of the Internet Voice and data convergence

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