How Does a Dot Matrix Printer Work?
How It Works jQuery(document).ready(function(){ jQuery(‘#jsArticleStep1 span.image a:first’).attr(‘href’,’http://i.ehow.com/images/a04/mv/nj/dot-matrix-printer-work-1.1-800X800.jpg’); }); Photo of wig on a stand, printed in ASCII on a dot matrix printer Dot matrix printers, also known as impact printers, are capable of printing text and simple graphics. The printer draws one character at a time from a dot matrix, usually consisting of either 9 or 24 pins, then striking a number of metal pins against an inked ribbon, transferring the image to a sheet of tractor-feed paper. A dot matrix printer can print at high speed for many hours at a time with little to no human intervention. Capabilities A dot matrix printer may use plain paper, NCR paper or thermal paper, and several copies of a document can be made at the same time. Most dot matrix printers print bidirectionally. The speed of a dot matrix printer is measured in cps, or characters per second. Line width is generally 80 characters,
