www.supravox.fr
  
Supravox : haut-parleurs, enceintes acoustique, amplificateurs
Once uppon a time Supravox ... Supravox drive units Supravox Loudspeakers Supravox DIY
Supravox News The answers to your questions To contact us, to listen to us ...  
Horn
for 1 inch driver

Impulse response

Waterfall

Impedance ( horn + driver DE250 )