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Types of Scanner

Band Printers
Band Printers

Band printers and line matrix printers are the two surviving line printer technologies. Band Printer Vs. Band Printing A band printer is not to be confused with "band printing," which is a method for sending output to the printer. See band printing and printer.

source: pcmag.com
Chain Printers
Chain Printers

The chain spins horizontally around a set of hammers. When the desired character is in front of the selected print column, the corresponding hammer hits the paper into the ribbon and onto the character in the chain. Chain and train printers gave way to band printers in the early 1980s.

source: pcmag.com
Daisy-Wheel Printers
Daisy-Wheel Printers

Because the daisy wheel printer used a letter-quality imprint, the print results were letter quality. However, in the 1980s, manufacturers started coming up with laser printers and inkjet printers that would provide letter-quality printing, and daisy wheel printers largely became obsolete.

Dot-Matrix Printers
Dot-Matrix Printers

A dot matrix printer is an impact printer that prints using a fixed number of pins or wires. In contrast, inkjet and laser printers technically exhibit dot matrix printing, but they are not considered "dot matrix printers".

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