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IBM 5100 (1975) Successful demonstrations of the 1973 SCAMP prototype led to the first commercial IBM 5100 portable microcomputer launched in 1975. The product incorporated an IBM PALM processor, 5-inch (130 mm) CRT, full function keyboard and the ability to be programmed in both APL and BASIC for engineers, analysts, statisticians and other business problem-solvers.
A handheld computer, also called a palmtop computer, is a term that has variously been used to describe a small-sized personal computer (PC) typically built around a clamshell form factor and a laptop-like keyboard, including: Palmtop PCs, personal digital assistants (PDA), ultra-mobile PCs (UMPC) or portable gaming PCs.
The IBM Portable Personal Computer 5155 model 68 is an early portable computer developed by IBM after the success of the suitcase-size Compaq Portable. It was released in February 1984 and was quickly replaced by the IBM Convertible , only roughly two years after its debut.
The original IBM Personal Computer, with monitor and keyboard. The IBM Personal Computer, commonly known as the IBM PC, spanned multiple models in its first generation (including the PCjr, the Portable PC, the XT, the AT, the Convertible, and the /370 systems, among others), from 1981 to 1987.
The computer was an early all-in-one, becoming available two years after the CP/M-based Osborne 1 and Kaypro II, in the same year as the 8088 and MS-DOS-based (but not entirely IBM PC compatible) Dynalogic Hyperion, and a year before the Commodore SX-64.
This page was last edited on 27 January 2023, at 05:47 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
[2] [3] Osborne 1, the first commercially successful portable computer, was only released eight months later, on 3 April 1981. [4] [5] The machine was designed with a focus on payroll and accounting. Several hundred Portal computers were sold between 1980 and 1983. Extremely rare, no museum has a Portal, and only two are in private collections ...
The Sharp PC-1500 was a pocket computer produced by Sharp between 1981 and 1985. A rebadged version was also sold as the TRS-80 Pocket Computer PC-2.. The whole computer was designed around the LH5801, an 8-bit CPU similar to the Zilog Z80, but all laid-out in power-saving CMOS circuits.
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