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Output devices

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Similar in design to dot matrix, but ink is sprayed from a matrix of nozzles ... Most new computers have them. Styx -- Come Sail Away (C) 1977 - A & M Records ... – PowerPoint PPT presentation

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Title: Output devices


1
Output devices
  • or
  • How do you see what youve done

2
What are display devices?
  • A device used to get information from the
    computer to you
  • Monitors
  • Printers
  • Sound Cards

3
Seeing what youve created
  • Really two basic types of monitors today
  • Monochrome
  • single color
  • black white
  • amber
  • green
  • VGA
  • color

4
Printers
  • Dot Matrix
  • Ink Jet
  • Laser Printers

5
Dot Matrix Printing
  • Characters created with a series of dots
  • Impact Printing
  • Pretty good quality
  • Fairly fast printing

Print Head
Print Pins
6
Ink Jet Printing
  • High quality, low cost printing
  • Commonly found in homes
  • Non-impact printing
  • Inexpensive way to get color
  • Similar in design to dot matrix, but ink is
    sprayed from a matrix of nozzles

7
Laser Printing
  • The highest quality, quietest printing available
  • Works essentially like a Xerox machine
  • Can produce nearly typeset quality
  • Typically used only for black white as color
    options are VERY expensive

8
Sound cards
  • Allow sounds (other than beeps) to be produced by
    the computer
  • Useful for business and GAMES
  • Most new computers have them

Styx -- Come Sail Away (C) 1977 - A M Records
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