Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!zaphod.mps.ohio-state.edu!lavaca.uh.edu!menudo.uh.edu!lobster!mwk!gleason
From: gleason@mwk.uucp (Lee K. Gleason, Control-G Consultants)
Newsgroups: sci.electronics
Subject: Re: Plasma speakers (was Re: homemade welder)
Message-ID: <5225@mwk.uucp>
Date: 17 Oct 90 00:10:18 GMT
References: <7203.2719ec15@jetson.uh.edu> <2142@oucsace.cs.OHIOU.EDU> <1990Oct16.145517.10214@ariel.unm.edu>
Organization: M. W. Kellogg, Houston TX
Lines: 13

In article <1990Oct16.145517.10214@ariel.unm.edu>, ee5391aa@hydra.unm.edu (Duke McMullan n5gax) writes:
> In article <2142@oucsace.cs.OHIOU.EDU> bwhite@oucsace.cs.OHIOU.EDU
> (Bill White) writes:
>>	I seem to recall reading or hearing about a beast called a "plasma
>>speaker" - which used some form of a gas plasma (I think argon) to produce
>>high-quality sound.  I guess it even went to market, but was too high
>>priced and too bulky (you had to have a tank of argon to make it work)
>>for most people.  Is this just another urban myth?

  First place I saw anything about plasma speakers was a construction
article in the early '60s, in _Popular Electronics_. THe project used
a gas flame for the plasma source, and produced pretty acceptable audio -
a little weak on the low end, but not bad at all.