![]() Epson's 24-pin LQ-series rose to become the new de facto standard, at 24/180 inch (per pass - 7.5 lpi). Increased pincount of the printhead from 7, 8, 9 or 12 pins to 18, 24, 27, or 36 permitted superior print quality, which was necessary for success in Asian markets to print legible CJKV characters. In the mid-1980s, dot-matrix printers were dropping in price, and began to outsell daisywheel printers, due to their higher speed and versatility. Their LA30 30 character/second (CPS) dot matrix printer, the first of many, was introduced in 1970. ![]() Introduced in 1970, it led to the design of the parallel electrical interface that was to become standard on most printers until it was displaced well over two decades later by the Universal Serial Bus ( USB).ĭigital Equipment Corporation (DEC) was another major vendor, albeit with a focus on use with their PDP minicomputer line. The first impact dot matrix printer was the Centronics 101. In the 1970s and 1980s, dot matrix impact printers were generally considered the best combination of cost and versatility, and until the 1990s were by far the most common form of printer used with personal and home computers.
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