brief discussion of dot matrix printer

1. KHUSHI SAINI
170305110015
AGRICULTURAL
ENGINEERING
7TH SEM / 4TH YEAR
MACHINE DESIGN AND
COMPUTER GRAPHICS

2. •Punches ink onto the paper, like a type writer.
•Uses patterns of dots to make letters.
•Letter are made up of there own patterns.
•Usually 7 dots vertically , but variation have been observed.
For example:-
H has 7 dots in first column ,two dots in
position 4 , then 7 dots for the final part.
USED:-
Railways
Cash receipt
Used where quality doesn’t
matter
Paper works