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  2. Programmable calculator - Wikipedia

    en.wikipedia.org/wiki/Programmable_calculator

    Also commonly available from many companies are small printers made specifically for calculators which tend to use cash register tape paper, ports and cables for connecting the calculators to a computer and/or another calculator, cassette recorders for recording programs and data, overhead projector displays, and connectors for auxiliary ...

  3. DC100 - Wikipedia

    en.wikipedia.org/wiki/DC100

    DC100 (also known as DC100A) is a tape cartridge format that was co-developed by Hewlett-Packard and 3M. [1] Introduced in mid-1976, [2] it was developed as a data storage mechanism for the HP 9820 programmable calculator. [3]

  4. Victor Technology - Wikipedia

    en.wikipedia.org/wiki/Victor_Technology

    1100-3A - The 1100-3A is a black and grey/gray 3.2 oz. desktop calculator made with 50% recycled plastic and has a 10 digit angled LCD display. It has 3-key independent memory and tax keys. [11] 1180-3A - The 1180-3A is a 4.8 oz black desktop calculator with a 12 digit angled LCD display. It is made with 40% recycled plastic and it has cost ...

  5. HP 9800 series - Wikipedia

    en.wikipedia.org/wiki/HP_9800_series

    HP 9815A. Chronologically, the models of the family were: HP 9810A, a keystroke programmable computer with magnetic cards and LED display, introduced in 1971, [1]; HP 9820A, introduced in 1972, was the first HP model that deals with algebraic input (not only RPN) [2] featured a high level language simpler than BASIC that was later named high performance language (HPL),

  6. Calculator - Wikipedia

    en.wikipedia.org/wiki/Calculator

    [29] [30] Both could be programmed by the end user and print out their results. The Programma 101 saw much wider distribution and had the added feature of offline storage of programs via magnetic cards. [30] Another early programmable desktop calculator (and maybe the first Japanese one) was the Casio (AL-1000) produced in 1967

  7. Hewlett-Packard 9100A - Wikipedia

    en.wikipedia.org/wiki/Hewlett-Packard_9100A

    The Hewlett-Packard 9100A (HP 9100A) is an early programmable calculator [3] (or computer), first appearing in 1968. HP called it a desktop calculator because, as Bill Hewlett said, "If we had called it a computer, it would have been rejected by our customers' computer gurus because it didn't look like an IBM. We therefore decided to call it a ...

  8. Expensive Desk Calculator - Wikipedia

    en.wikipedia.org/wiki/Expensive_Desk_Calculator

    Expensive Desk Calculator by Robert A. Wagner is thought to be computing's first interactive calculation program. [1] The software first ran on the TX-0 computer loaned to the Massachusetts Institute of Technology (MIT) by Lincoln Laboratory. It was ported to the PDP-1 donated to MIT in 1961 by Digital Equipment Corporation. [2]

  9. HP-35 - Wikipedia

    en.wikipedia.org/wiki/HP-35

    Was the first scientific calculator to fly in space in 1973. [5] HP-35 calculators were carried on the Skylab 3 and Skylab 4 flights, between July 1973 and February 1974. [6] Is the first pocket calculator with a numeric range that covered 200 decades (more precise 199, ±10 ±99). [5]

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