Which early commercial printer has its own musical album?

The correct answer is Dot Matrix Printer.

It is a type of an early commercial printer, which is obviously normally used for printing paper, however, it was discovered that it had an additional fun use - it can make music! There are currently two albums regarding this printer, Symphony #1 and Symphony #2.

Dot Matrix Printer, a printer that has much like print mechanism on a typewriter which uses a print head that moves in an up-and-down or back-and-forth motion, on the page and prints by force, striking an ink-soaked cloth ribbon against the paper. Letters are strained out of a dot matrix, and thus, wide-range of fonts and random visuals can be created unlike the typewriter. It has its own musical album by a solo electronic project of composer and keyboard player of Luk band in the name of Younnat. He achieved to generate a sound out from ordinary household bulbs, outlets, speed wheel, joystick, gamepad, and matrix printer.