The HP-41C series are programmable, expandable, continuous memory handheld RPN calculators made by Hewlett-Packard from 1979 to 1990. The original model, HP-41C, was the first of its kind to offer alphanumeric display capabilities. Later came the HP-41CV and HP-41CX, offering more memory and functionality.

The HP-41C is the first Hewlett-Packard handheld calculator offering an exciting array of alphanumeric capabilities.

thebasicHP-41C). MemoryExtensions Caution: Turnthe HP-41C offprior to removingor insertingplug-inextensions.MEMORYLOSTdisplay indicates that ContinuousMemoryhasbeencleared. The HP-41C can use either one HP82170A Quad Memory Module or up to four HP82106A Memory Modules. The …

Free download of a color scan of the English-language book 'HP-41C/41CV Owner's Handbook and Programming Guide' by Hewlett-Packard, which is an owner's manual (user's guide, operating manual, owner handbook) for the HP-41C and HP-41CV calculators.

Jan 6, 2022 · The HP-41C was launched in 1979 and was a quantum leap over previous programmable calculators due to its alphanumeric capabilities and unique user interface. It had 63 registers which could be divided up between program space and storage space.

Feb 12, 2021 · The image on the left is an actual HP-41C and the one to the right is a HP-41CX but there are no obvious differences in appearance between them except for the display shape. The full nut version has a better contrast and slightly thicker LCD segments and many people prefer the display to the later version.

From its introduction in 1979 until final production in 1990, the Hewlett Packard 41 Series Programmable Calculator reigned supreme as the trusted companion of professionals and students worldwide. Its instant success was due to innovation, quality and a well established base of loyal customers.

HP-41C/CV/CX Programming. The HP-41C series is complex and extensible. This guide covers basic operations of the calculators, card readers, and wands. Application ROMS, HP-IL devices etc. are currently not covered. Synthetic programming is covered separately.

The HP 41C was one of many Hewlett-Packard calculators to blur the line between calculator and computer. It was the first Hewlett-Packard handheld device to feature an alphanumeric keyboard and expansion ports for peripherals.