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The Casio PB-1000 is a handheld computer released by Casio in 1987 (Released in Japan in 1986). It featured a touchscreen display which consisted of 16 keys built into the screen, arranged in fixed positions on a four by four matrix.
The HP-65 is the first magnetic card-programmable handheld calculator. Introduced by Hewlett-Packard in 1974 at an MSRP of $795 [ 1 ] (equivalent to $4,912 in 2023) [ 2 ] , it featured nine storage registers and room for 100 keystroke instructions.
The user may save any program they create or are in the process of creating in one of ten programming slots, [7] a feature also used in the Casio BASIC handheld computer. The calculator uses a tokenized programming language (similar to the earlier FX-602P) which is well suited to writing more complex programs, as memory efficiency is a priority ...
The TI-108 is a basic handheld calculator manufactured by Texas Instruments aimed at introducing younger students to basic arithmetic and calculator functionality. [1] The TI-108 is widely used among younger students due to its low cost, durability, and simplicity.
The HP-75C and HP-75D were hand-held computers programmable in BASIC, made by Hewlett-Packard from 1982 to 1986.. The HP-75 had a single-line liquid crystal display, 48 KiB system ROM and 16 KiB RAM, a comparatively large keyboard (albeit without a separate numeric pad), a manually operated magnetic card reader (2×650 bytes per card), 4 ports for memory expansion (1 for RAM and 3 for ROM ...
It was also HP's first calculator based on the Saturn processor, later versions of which are found in the popular HP-48 series calculators and most more recent HP calculator models. Since the hand-pulled magnetic cards (HP-75 compatible) could only store two tracks of 650 bytes each, the card reader (installed under the logo plate above the ...
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TI-74 BASIC Pocket Computer PCB TI-74 BASIC Pocket Computer CPU TI-74 Info Card TI-74 BASIC Pocket Computer With Case. The Texas Instruments TI-74 Basicalc is a type of programmable calculator, which was released in 1985 to replace the Compact Computer 40. The TI-74's architecture is descended from the never-released TI CC-40 Plus.