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Dot matrix printingAn image is formed by a print head, which consists of a set of pins driven forward by the power of an electromagnet. A print head moves line by line along the sheet. Pins hit the paper through the printing ribbon and a dot image is formed. The number of pins may vary from 9 to 24. Characteristics of the print: clearly visible dot structure of text [..]
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Dot matrix printingImpact printing where each character is made up by a pattern of dots, usually made dot by dot, synchronized by computer control. The print head strikes against a ribbon against the paper.
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