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The Apple Computer 1 ( Apple-1[ a] ), later known predominantly as the Apple I, [ b] is an 8-bit motherboard -only personal computer designed by Steve Wozniak [ 5][ 6] and released by the Apple Computer Company (now Apple Inc.) in 1976. The company was initially formed to sell the Apple I – its first product – and would later become the ...
Kit: US $439 ($2500 in 2023) Assembled: US $621 ($3500 in 2023) Units sold. 25,000 [ 1] CPU. Intel 8080 @ 2 MHz. The Altair 8800 is a microcomputer designed in 1974 by MITS and based on the Intel 8080 CPU. [ 2] Interest grew quickly after it was featured on the cover of the January 1975 issue of Popular Electronics [ 3] and was sold by mail ...
The history of the personal computer as a mass-market consumer electronic device began with the microcomputer revolution of the 1970s. A personal computer is one intended for interactive individual use, as opposed to a mainframe computer where the end user's requests are filtered through operating staff, or a time-sharing system in which one large processor is shared by many individuals.
The term "PC" is an initialism for "personal computer". While the IBM Personal Computer incorporated the designation into its model name, the term originally described personal computers of any brand. In some contexts, "PC" is used to contrast with "Mac", an Apple Macintosh computer. [6] [7] [8] [9]
Classes of computers. Different types of computers – clockwise from top left: Desktop computer (IBM ThinkCentre S50 with monitor) Smartphone ( LYF Water 2) Supercomputer (IBM Blue Gene/P) Video game console (Nintendo GameCube) Computers can be classified, or typed, in many ways. Some common classifications of computers are given below.
Homebuilt computer. A custom built or home-built computer is a computer assembled by its user and made of commercial off-the-shelf (COTS) components, rather than purchased as a complete and ready to use machine, also known as a "pre-built" or out-of-the-box system. Building a computer at home is generally considered a cost-effective alternative ...
A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics . The first solid-state electronic calculator was created in the early 1960s. Pocket-sized devices became available in the 1970s, especially after the ...
v. t. e. The history of computing hardware covers the developments from early simple devices to aid calculation to modern day computers . The first aids to computation were purely mechanical devices which required the operator to set up the initial values of an elementary arithmetic operation, then manipulate the device to obtain the result.
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