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The HP-12C is a financial calculator made by Hewlett-Packard (HP) and its successor HP Inc. as part of the HP Voyager series, introduced in 1981. It is HP's longest and best-selling product and is considered the de facto standard among financial professionals.
The HP-16C is a computer programmer's calculator, designed to assist in debugging. It can display numbers in hexadecimal, decimal, octal and binary, and convert numbers from one base to another. A number of specialized functions are provided to assist the programmer, including left- and right-shifting, masking, and bitwise logical operations ...
The simplest example given by Thimbleby of a possible problem when using an immediate-execution calculator is 4 × (−5). As a written formula the value of this is −20 because the minus sign is intended to indicate a negative number, rather than a subtraction, and this is the way that it would be interpreted by a formula calculator.
The HP 12c financial calculator is still produced. It was introduced in 1981 and is still being made with few changes. The HP 12c featured the reverse Polish notation mode of data entry. In 2003 several new models were released, including an improved version of the HP 12c, the "HP 12c platinum edition" which added more memory, more built-in ...
The HP-10B (F1636A) is a student business calculator introduced in 1987. The model of this calculator proved to compete well with the higher end RPN HP-12C . Two versions of the 10B were produced, the first version came with orange lettering around the keys and used an 1LU7 HP Saturn processor, the later model (in 2000) with teal-green labels ...
HP-12C+ HP-15C; HP 15C Collector’s Edition; HP 15c Limited Edition; HP 15c+ HP-16C This page was last edited on 4 October 2023, at 00:03 (UTC). Text is available ...
1×4-pin RS-232, HP SIR: 3×1.5 V (4.5 V) AAA: 1998–2003 [11] HP 48G: HP 49G: HP 48G: 3.68-4 MHz Yorke (Saturn 1LT8 core) 32 KB RAM, not flashable 131×64 pixel monochrome LCD Entry RPN: Dynamic: RPL: Rudimentary [8] 8-bit RPL character set [9] [10] Buzzer 1×4-pin RS-232, HP SIR: 3×1.5 V (4.5 V) AAA: 1993–2003 [11] HP 48S: HP 48G+, HP 49G ...
HP-12C: 1981 The finance-centric programmable calculator from the Voyager series introduced in the 1980s. The longest running product in the HP calculator line, it remains in production. Various models exist, the latest in 2008. HP-14B: 1988 Finance calculator with 12 digits precision and algebraic logic. It has 130 functions, 41 keys, and an ...