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A Kaypro II displaying the Kaypro Wikipedia page using Lynx over a serial connection A Kaypro II motherboard. The Kaypro II has a 2.5 MHz Zilog Z80 microprocessor; 64 KB of RAM; two single-sided 191 KB 5¼-inch floppy disk drives (named A: and B:); and an 80-column, green monochrome, 9" CRT that was praised for its size and clarity (the Osborne 1 had a 5" display).
Retrocomputing is part of the history of computer hardware.It can be seen as the analogue of experimental archaeology in computing. [2] Some notable examples include the reconstruction of Babbage's Difference engine (more than a century after its design) and the implementation of Plankalkül in 2000 (more than half a century since its inception).
A vintage computer is an older computer system that is largely regarded as obsolete. The personal computer has been around since approximately 1971. [ 1 ] But in that time, numerous technological revolutions have left generations of obsolete computing equipment on the junk heap.
Typically a home computer would generate audio tones to encode data, that could be stored on audio tape through a direct connection to the recorder. Re-loading the data required re-winding the tape. The home computer would contain some circuit such as a phase-locked loop to convert audio tones back into digital data. Since consumer cassette ...
The system was designed "split-level", with the motherboard screwed onto the underside of the computer case and connected to the ISA bus backplane in the top section of the case via the video card which, rather than occupying an ISA slot, has two female edge connectors and plugs onto the ends of both the motherboard and the backplane, doubling ...
"Just lift a handle and a hinged door reveals everything inside." This case design, code-named "El Capitan", [23] was retained through the entire lifetime of the Power Mac G4. The introduction of the Blue and White G3 mini-tower also marked the end of the desktop and all-in-one Power Macintosh case designs, the latter being replaced by the iMac.