If you've not heard of the former, dot matrix paper is used in specific types of computer printers for creating business ...

The dot matrix printer uses one or two columns of dot hammers that are moved across the paper. The hammers rapidly press the ribbon into the paper, which causes the ink to be deposited.

There was much whooping and hollering, as there often is when a dot matrix printer screams into life ... as the excess WD40 was absorbed by the paper after a few prints. Digging out an old blue ...

The head moves across the paper and your job — should you decide ... someone will try to make music with dot matrix printers, too.

This office "workhorse" incorporates a 24-pin dot matrix printer ... per second if you’re in a hurry. The printer can handle wide-format paper (up to 304.8mm) and tackle multi-copy tasks ...

Line matrix printers can exist in harsh conditions and are often found in warehouses and other industrial environments. The print mechanism is a row of dot hammers that is almost as wide as the page.