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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 ...
Collection of old analog and digital computers at Old Computer Museum; Computer History Museum – An online museum of home computing and gaming; HCM - Home Computer Museum "Total share: 30 years of personal computer market share figures" – From Ars Technica; article on computing in the 1980s Archived 2015-03-17 at the Wayback Machine
A TV screen served as the monitor. The VIC-20 became the first computer to sell 1 million units. July US Tandy released the TRS-80 Color Computer, based on the Motorola 6809E processor and using Microsoft BASIC as its programming language. It was the first Tandy computer to support color graphics, and also supported cartridge programs and games ...
Tandy/Radio Shack TRS-80 Model I. In the mid-1970s, Tandy Corporation's Radio Shack division was a successful American chain of more than 3,000 electronics stores. Among the Tandy employees who purchased a MITS Altair kit computer was buyer Don French, who began designing his own computer and showed it to the vice president of manufacturing John V. Roach, Tandy's former electronic data ...
The computer was aimed at regular home users. As purchased, the T/S 1000 was fully assembled and ready to be plugged into home televisions, which served as a video monitor. The T/S 1000 was a slightly modified version of the Sinclair ZX81 with an NTSC RF modulator , for use with North American TVs, instead of PAL for European TVs.
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Based on Texas Instruments's own TMS9900 microprocessor originally used in minicomputers, the TI-99/4 was the first 16-bit home computer. [3] The associated TMS9918 video display controller provides color graphics and sprite support which were only comparable with those of the Atari 400 and 800 released a month later.
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