Sigma Acoustics. Ouverture 20th anniversary.  

extremeaudio.it - Portfolio Ouverture

Technical data Ouverture 20 th anniversary

Speaker type: 2 way bass-reflex
With Tweeter Heil AMT Capton – Midwoofer new generation special for this project with increase performance in extension of 2 Hz – Selected components crossovers parts ( Mundorf Caps ) and special painting finishing
Sensitivity: 88,5 db
Impedance: 8 ohms
Max power: 130 watts.
Amplification power: from 20 watts to 130 watts.
Frequency response: 34-30000 Hz + – 3 db
Crossover: 6db/ottava first order