Dukane, Ionavac | Ionovac | Duk-5,10 - 60 | 1951 | No | BX | Siegfried Klein | US | First commercial plasma tweeter |
Plessey | Ionophone | | 1956 | No | BX | | UK | A licensed Ionovac clone |
Electro-Voice | Ionovac T-3500 | | 1958 | No | BX | | US | A licensed Ionovac clone |
Fane Acoustics | Ionofane, Ionofone | Fane 601 | 1960 | No | BX | Faulkus | GB | A licensed Ionovac clone |
Bowers & Wilkins | P-2-H | P2, P2H | 1966 | No | BX | | UK | Used a Fane 601 tweeter |
Hill | Plasmatronic | Type 1,Model 1-100-A | 1972 | No | BX | Dr. Alan Hill, with Tony Salsich | US | Well known, helium tank, handful made |
Tecnac | Ionofone | | 1974 | No | BX | | DE | Later Klein clone |
Phonogen | Model-1A | | 1975 | No | BX | | | |
Corona Acoustic | Corona Type | 314 - 514 | 1978 | No | BX | Otto Braun (sold Ionovac in Germany) | DE | Company 1977-99, now Lansch Audio |
Magnat | MP | -01,02m, Transpuls,MP-X-101 | 1978 | No | BX | Siegfried Klein | DE | Well known |
Digiplasma | IML | | 1981 | No | BX | | SW | |
Audio Reference | Plasmasonic | 1 | 1985 | No | B/CZ | Henri Bondar, Jean-Claude Fourriere | FR | Headphones, few hundred made - $2000 |
CSE Inc. | A-3000 | minus? | 1985 | ? | BX | | JP | Japanese |
Acapella (ATR) | Ion TW-1 | TW-1, TW-1S | 1998 | Yes | BX | | DE | Was 8,500 euro on its own, now only part of full system |
Lansche Audio | Corona Type | 314 - 514 | 1998 | Yes | BX | Rudiger Lansche, Otto Braun | SW | Took over Corona Acoustic's designs |
Real Onkyo Co. Ltd. | Realon | Mk 1,2,3 ,TS-5A, PS-2000 | 1999 | ? | BX | Mr Hata | JP | Refurb Mk3 listed on Amazon Japan 2014 |
Viger Audio, Plasma Voice | VA, Arc One, EAL | VA-5pro,VA6, VA7 | 2012 | ? | BX | Boris G. Viger | RU | Solid state plasma tweeters |
Vaugn Loudspeakers | Plasma Signature | | 2016 | Yes | BX | Jim Jordan | US | Recreated Ionovac |