le fabricant (americain) : Definitive Technology
le produit: SuperCube Reference Subwoofer
http://www.definitivetech.com/loudspeakers/subwoofers/subwoofers.html#scuberef
les specs:
Dimensions: 16-3/4" W x 16-3/4" D x 16-15/16" H
Frequency Response: 11 Hz — 200Hz
Driver Complement: One 14" long-throw subwoofer coupled to two 14" infrasonic radiators
Built-in Amplifier: 1800 watts Digitally-Coupled Class D Amplifier
Low Pass Crossover: 24 dB/octave continuously adjustable variable (40 —150 Hz) plus Unfiltered LFE direct coupled input
High Pass Crossover: 12dB/octave continuously variable (40 — 150hz)
Speaker level: 6 dB octave (80 Hz)
Finish: Piano gloss black
Weight: 111 lbs.
Suggested Retail: $1699
il y en a un à vendre en occasion tout près de chez moi, quasi neuf
