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Complex Number Calculator (CNC)
George Stibitz's teletype was connected in New York to unique telephone lines. We still use phone lines toady on desktop computers. -
Zuse 3 Computer (Z3)
Konrad Zuse's (Z3) had 22-bit word length and was used for aerodynamic calculations. The computers to day have a lot more than 22-bites today. -
Atanasoff-Berry Computer (ABC)
John Vincent Atanasoff's computer is related to several basic computers concepts. Know we have advanced desktops and laptop for this concept. -
Harvard Mark 1
Howard Aiken's Mark 1 was built by IBM and was the beginning of electric stored-programs for the computers. -
ENIAC
John Mauchly's and J. Presper Eckert's computer system used tubes and computed faster then previous computers.
