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[4.12] Desktop Printers

Some printer facts:
           TYPE        CATEGORY  QUALITY              SPEED          COST
Impact     Dot-matrix  Serial    Draft to near        30 to 500 cps  $100 to $300
                                 letter quality
Nonimpact  Ink-jet     Serial    Near letter quality  35 to 400 cps  $300 to $1500
           Laser       Page      Letter               8 to 28 ppm    $500 to $10,000

cps = characters per second; ppm = pages per minute; 48 cps = 1 ppm


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