Here is an interview that may be of some interest:
https://positive-feedback.com/Issue4/edgarinterview.htm
As well as some information here:
http://www.esdacoustic.com/index.php/about/person.html
I met Dr. Edgar a number of times at the audio shows and a friend of mine has owned a number of his speakers. His Titans were really amazing. RIP
https://positive-feedback.com/Issue4/edgarinterview.htm
As well as some information here:
http://www.esdacoustic.com/index.php/about/person.html
I met Dr. Edgar a number of times at the audio shows and a friend of mine has owned a number of his speakers. His Titans were really amazing. RIP