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  2. HP calculators - Wikipedia

    en.wikipedia.org/wiki/HP_calculators

    HP's first scientific calculator, HP-35 With this in mind, HP built the HP 9100 desktop scientific calculator. This was a full-featured calculator that included not only standard "adding machine" functions but also powerful capabilities to handle floating-point numbers, trigonometric functions , logarithms, exponentiation, and square roots .

  3. HP-67/97 - Wikipedia

    en.wikipedia.org/wiki/HP-67/97

    A desktop version with built-in thermal printer was sold as the HP-97 at a price of $750. [2] Collectively, they are known as the HP-67/97. [3] Marketed as improved successors to the HP-65, the HP-67/97 were based on the technology of the "20-series" of calculators (HP-25, HP-19C etc.) introduced a year earlier. The two models are functionally ...

  4. HP 49/50 series - Wikipedia

    en.wikipedia.org/wiki/HP_49/50_series

    Previous versions of HPGCC supported the other ARM-based calculator models (the 48gII, and the hp 39g+/HP 39gs/HP 40gs), but this was removed due to lack of interest and compatibility issues. Formally, HPGCC is a cross-compiler; it compiles code for the ARM-based HP calculators, but runs on a PC rather than the target system.

  5. HP CalcPad series - Wikipedia

    en.wikipedia.org/wiki/HP_CalcPad_series

    Unlike the CalcPad 100, the CalcPad 200 can work as a standalone basic business calculator, with a 12 digit LCD display, powered by a solar cell with battery back-up and automatic shut off. The CalcPad 200 has two additional USB 2.0 ports and may be used as a hub for any USB-compatible PC peripherals.

  6. 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 ...

  7. HP 35s - Wikipedia

    en.wikipedia.org/wiki/HP_35s

    The HP 35s (F2215A) is a Hewlett-Packard non-graphing programmable scientific calculator. Although it is a successor to the HP 33s, it was introduced to commemorate the 35th anniversary of the HP-35, Hewlett-Packard's first pocket calculator (and the world's first pocket scientific calculator).

  8. HP 30b - Wikipedia

    en.wikipedia.org/wiki/HP_30b

    The HP 30b (NW238AA, variously codenamed "Big Euro", "Mid Euro" and "Fox" [1]) is a programmable [2] financial calculator from HP which was released on 7 January 2010. [3] The HP 30b is an advanced version of the HP's prior model HP 20b .

  9. HP-19C/-29C - Wikipedia

    en.wikipedia.org/wiki/HP-19C/-29C

    HP-19C calculator HP-29C with AC-powered battery charger. The HP-19C and HP-29C were scientific/engineering pocket calculators made by Hewlett-Packard between 1977 and 1979. They were the most advanced and last models of the "20" family (compare HP-25) and included Continuous Memory (battery-backed CMOS memory) as a standard feature.