htnut3

Responses from htnut3

The Hub: No moving parts? No problem!
That's some of the better history and detail of these speakers I've read in the internet, another site with more detail is here and it has a load of links to more source material.  
Lansche plasma tweeter replacement every 5000 hours.
The ozone issue often gets brought up.  Although these types of speakers produce ozone it can be readily catalysed back to O2 using several methods and/or adsorbed by activated carbon.  Ozone is very unstable and typically only lasts around 20 min... 
Field loudspeaker of John Iverson.
I don't know if you've seen this site - https://massless.info  - the references section has a number of mentions of him and the Breeze page does too.  
Lansche plasma tweeter replacement every 5000 hours.
It does seem to be the problem with this type of device - there's been a number of different ones made over the years but only a couple of manufacturers survive - useful background here https://massless.info/Commercial.html