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The Compact Computer 40, or CC-40, is a notebook-sized computer developed by Texas Instruments. It started development in 1981, [ 1 ] and was released in March 1983 for US$249. The CC-40 has a single-line 31 character LCD display, weighs 600 grams (21 ounces) and is powered by an AC adapter or can operate for 200 hours on four AA batteries .
Compaq's efforts were possible because IBM had used mostly off-the-shelf parts for the PC and published full technical documentation for it, and because Microsoft had kept the right to license MS-DOS to other computer manufacturers. The only difficulty was the BIOS, because it contained IBM's copyrighted code.
IBM System/32 in Computer History Museum. The 16-bit single-user System/32, also known as the IBM 5320, was introduced in 1975, [5] and it was the successor to the IBM System/3 model 6 in the IBM midrange computer line. IBM described it as "the first system to incorporate hardware and comprehensive application software."
Compaq's efforts were possible because IBM had used mostly off-the-shelf parts for the PC and published full technical documentation for it, and because Microsoft had kept the right to license MS-DOS to other computer manufacturers. The main difficulty was the BIOS, because it contained IBM's copyrighted code.
Armada is a discontinued line of business laptops by Compaq.They started as a more affordable version of the Contura line, but after that, they replaced Contura as a mainstream laptop line, and then the high-end Compaq LTE line were merged with Armada as a premium 7300 and 7700 sub-lines.
Because computer parts contain hazardous materials, there is a growing movement to recycle old and outdated parts. [66] Computer hardware contain dangerous chemicals such as lead, mercury, nickel, and cadmium. According to the EPA these e-wastes have a harmful effect on the environment unless they are disposed of properly. Making hardware ...
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The MIT Suitcase Computer, constructed in 1975, was the first known microprocessor-based portable computer. It was based on the Motorola 6800. Constructed in a Samsonite suitcase approximately 20 by 30 by 8 inches (510 mm × 760 mm × 200 mm) and weighing approximately 20 lb (9.1 kg), it had 4K of SRAM, a serial port to accept downloaded ...