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The Sphere 1 was a personal computer completed in 1975 by Michael Donald Wise and Monroe Tyler of Sphere Corporation, of Bountiful, Utah. [9] The Sphere 1 featured a Motorola 6800 CPU, onboard ROM, a full-sized CRT monitor, 4 KB of RAM, and a keyboard with a numeric keypad.
The MK14 (Microcomputer Kit 14) was a computer kit sold by Science of Cambridge of the United Kingdom, first introduced in 1977 for £39.95.The price was very low for a complete computer system at the time, and Science of Cambridge eventually sold over fifteen thousand kits.
Customization is a major selling point for homebuilding; hobbyists may add components ranging from multiple hard drives, case mods, high-performance graphics cards, liquid cooling, multi-head high-resolution monitor configurations or alternative operating systems. Depending on the components used, a homebuilt computer can outperform pre-built ...
The Digi-Comp I is a functioning, mechanical digital computer sold in kit form. It was originally manufactured from polystyrene parts by E.S.R., Inc. starting in 1963 and sold as an educational toy for US$4.99 (equivalent to US$50 in 2023). [1] The Digi-Comp I has been referred to as the first home computer. [2]
A riser card inside an IBM PS/2, featuring MCA slots Motherboard of an IBM PS/ValuePoint personal computer model (c. from 1993 to 1995) with an Intel i486SX microprocessor, with an elongated connector (black, horizontally in the middle/left between upper and lower edge) for the riser card on which the ISA bus slots were located
PC/104 is an embedded computer standard which defines both a form factor and computer bus. PC/104 is intended for embedded computing environments. Single-board computers built to this form factor are often sold by COTS vendors, which benefits users who want a customized rugged system, without months of design and paper work.
The Grizzly "Big Boar" is a breech-loading, single-shot bolt-action rifle. It is chambered in .50 BMG (Browning Machine Gun) rounds. It has a barrel length of 36 inches. The Rifling twist is 1 turn in 15 inches. The weight of this weapon is 30.4 pounds without the tripod mount and scope. The overall length of this weapon is 45.5 inches.
The analytical engine was a proposed digital mechanical general-purpose computer designed by English mathematician and computer pioneer Charles Babbage. [2] [3] It was first described in 1837 as the successor to Babbage's Difference Engine, which was a design for a simpler mechanical calculator.