Impact Printers

This refers to the cass of printers that work by banging a head againts and ink ribbon to make
mark on the paper. This type of printers include dor matrix printers, daisy-wheel printers and line printers.
Impact printers are considerably noisier than nonimpact printers. These are used in applications like word processing and report writing.
There are 2 types of non impact printers(Dot Metrix Paper, Daisy Weel Printers).

a)Dot Metrix Paper : A type of printer that produces character by sitriking pins against an ink ribbon
tp print closely spaced dot in approprate shape. Dot metrix produces low quality prints and outputs
Because of which it is not suggested to print images.

b)Daisy Weel Printers : It works on the same printible bool head type writer.
The daisy wheel is made of metal on which characters stand how. to print a character,
the printer rotates the wheel intil letter is facing the paper. Then hammer strikes the wheel forcing the character
to hit an ink ribbon, leaving an impression of the character on the paper.