HP 11C Scientific Calculator
The #HP-11C was a mid range scientific programmable calculator. Compared to the previous series it...
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HP 39GS newly added to my collection
The latest addition to my collection: a hp39gs #calculator paid 5€ #HP 39gs is the replacement...
Read MoreHP 39GII newly added to my collection
The HP 39gII (NW249AA) was released in October 2011. It is built around an 80 MHz Freescale (formerly SigmaTel) STMP3770 processor with ARM926EJ-S core and features 256 KB RAM and 128 MB flash memory (of which ca. 240 KB RAM and...
Read MoreHewlett Packard Calculator Emulators for Windows
My collection represents only a small fraction of Hewlett Packard calculators. _auto_generated_thumb_ Graphical calculators HP 39gII HP 39gs HP 40gs HP 50g Scientific calculators HP 10s HP 35s HP SmartCalc 300s HP 300s+ HP 15c...
Read MoreLes niveaux de gris sur HP48
par Cédric Walter 1996 Cet article permet de comprendre comment afficher des niveaux de gris sur HP48, un programme ASM y fait suite. Technique des niveaux de gris Pour afficher des niveaux de gris, il suffit de changer...
Read MoreFidelity Electronics Chess Challenger 10
The best technology for playing chess from year 1979! The one picture above has the serial number 173357 and was bought in Zürich Switzerland. There is 3 models available A (07/1978) has 16 keys on the keyboard and for 1.d4 d5...
Read MoreHP calculator museum: HP48s/sx Graphing Calculator, 1990
The HP-48 is a series of graphing calculators using Reverse Polish notation (RPN) and the RPL programming language, produced by Hewlett-Packard (HP) from 1990 until 2003. The series include the HP-48S, HP-48SX, HP-48G, HP-48GX,...
Read MoreHP calculator museum: HP35s Scientific Calculator, 2003
The HP 35s is Hewlett-Packard’s top-of-the-line pocket scientific calculator, celebrating the 35th anniversary of the HP 35, the first pocket scientific calculator, which was introduced in 1972. It is the successor to the...
Read MoreHP calculator museum: HP39+ student graphic calculator, 2003
HP-39g series calculators are the successors of HP-38G. There are five calculators in the 39 series of HP graphing calculators. These calculators have algebraic entry modes, and can perform numeric analysis together with varying...
Read MoreHP calculator museum: Hewlett Packard HP 40G Graphing Calculator
The HP-40G is an algebraic entry only graphing calculator from HP. Based on the HP-38G design, numerous firmware improvements and the inclusion of a CAS made this a very capable math platform. The HP39g and the HP 40g were both...
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HP calculator museum: HP 49g Graphing Calculator
I recently added a HP 49g to my collection of HP calculators (Price paid: 3 euro). This model is...
Read MoreHP calculator museum: HP 10BII Business Calculator
With the HP 10bII you now have the power to keep up with all your growing course-load, small business or other financial calculations. You’ll be able to work quicker and more efficiently with over 100 time saving, easily...
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