3. Printer is an output device that produces
the processed information in printed hard
copy format. The result is obtained on
paper or polymer sheets in printed format.

5. PRINTE
RS
Impact
printer
Line
Printer
Serial
Printer
Non-Impact
Printer

6. Impact printers work similar to
conventional typewriters, i.e. by pressing
typeface against inked ribbon and paper.
Examples :-
Chain Printer
Drum Printer
Dot Matrix Printer
Daisy Wheel printer

8. :- 300 to 3000 LPM ( Lines
Per Minute )
:- Mini & Main frame computers.
:- Wherever large quantity of data
needs to be printed.

9. This printers consists of solid
cylindrical drum that has raised
characters in bands on its surface.
:- 300 to
2000 Lines Per Minute

11. .

15. Regular printing speed :- 180 to 360 characters
per second.
Different sizes of this printer :- 80, 120, 180 Columns
etc……
This printer is costlier compared to inkjet printers these are
the most economical printers if used to print textual
document, as the cost of ribbons as well as the cartridge is
cheap

16. As the name suggested these printers do not touch
the print head to the paper while printing.
Ink jet Printers
Laser Printer
Thermal Printer

17. 3 To 15 Pages Per
Minute.
These printers are cheaper than dot
matrix & lacer printer, but with high
printing cost.

18. Epson stylus photo T20

22. LASER PRINTERS
7 to 28 Pages Per Minute
1200 to 2400 Dots Per Inch
High speed, Low noise & maintenance,
Economical printers .These printers are costlier
than Inkjet printers.

27. It produces a very high quality color
output .
This printer is very expensive & requires
an expensive special paper for printer.

32. 55.5 % of total
sales.
46 %
Of total sales.