Impact Printers (Dot Matix)

Question 1

Impact Printer

Dot Matrix

Answer 1

• Print head with a small matrix of pins
  
  • Presses against a ribbon to mark paper
• Good for carbon / multiple copies
• Low cost
• Noisy (car rentals / airports)
• Poor graphics

Question 2

Dot Matrix Printer Head

Answer 2

-Moves back & fourth

• One matrix
  
  • Must move across the page to print

Question 3

Printer Ribbon

Answer 3

• Fabric
  
  • One lone ribbon
  • Never ending circle
• Easily replaceable
  
  • One single unit

Question 4

Tractor Feed

Answer 4

• Paper pulled through with holes on the sides of the paper
  
  • Instead of using friction
• Continuous paper feed with perforations between pages
• Holes have to align perfectly