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The HP-27S was a pocket calculator produced by Hewlett-Packard, introduced in 1988, and discontinued between 1990 and 1993 (sources vary).It was the first HP scientific calculator to use algebraic entry instead of RPN, and though it was labelled scientific, it also included features associated with specialized business calculators.
A HP 27. The HP-27 was a hand-held scientific and financial, but not programmable, calculator made by Hewlett-Packard between 1976 and 1978. Unlike all previous HP's pocket calculators, the HP-27 could do mathematic, statistic and business operations. It used Reverse Polish Notation (RPN) for calculations, working on a four-level stack (x,y,z,t ...
An electronic calculator is typically a portable electronic device used to perform calculations, ... [12] Schickard and Pascal ... [27] [28] Programmable calculators
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 ).
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).
[27] [28] V12 - The V12 is a 12.8 oz. non-printing financial calculator with an angled LCD display used to calculate loans, payments, interest, rates, standard deviation, TVM, NPV, IRR, cash flows, bonds, etc. It has over 125 programmable options and uses 2 AAA batteries for power. It is a clone of the HP-12C Platinum edition claiming to have ...
[12] Companies often had both device types in their product portfolio. Casio, for example, sold some BASIC-programmable calculators as part of their "fx-" calculator series (the "FX" was printed in uppercase) [13] and pocket computer the dedicated "pb-" series while Sharp marketed all BASIC-programmable devices as pocket computers.
The TI-83 was the first calculator in the TI series to have built-in assembly language support. The TI-92, TI-85, and TI-82 were capable of running assembly language programs, but only after sending a specially constructed (hacked) memory backup. The support on the TI-83 could be accessed through a hidden feature of the calculator.