One of the more spectacular and entertaining is the plasma speaker, and it’s one [Marcin Wachowiak] has been experimenting with. A continuous plasma in the form of a discharge between two ...

[Alexander Lang] has added another achievement to the 555’s repertoire, he’s used one in the creation of a plasma speaker. Working at Hackspace Manchester, he’s used the 555 as a pulse-width ...

To this day we get plasma fans insisting that their Pioneer ... Also of interest in February 2005 is the Supertest of seven pairs of stereo speakers, costing between £300 and £350.