MODEL SEVEN       
         REFERENCE LOUDSPEAKER

     The Model Seven advances the State of the Art in loudspeaker design with new very low distortion driver technology.  The Model Seven is the ultimate embodiment of advanced Vandersteen design principles bringing you a new experience with the music.

       *  Time and phase correct 4 way.

         *  Powered push-pull subwoofer with a 400
             Watt Amplifier.

         *  11 Band Room Compensation Control.

         *  Five Layered Carbon Fiber constrained   
             layered damped panels bonded to a Carbon
             Fiber skeletal structure.

         *  Patent pending Carbon Fiber/Balsa sandwich
             mid-bass, midrange and tweeter diaphragms
             allow pistonic operation in the pass-band.

        *   Fully balanced first order crossovers
             impedance compensated.
 
     
DRIVERS
  • SUBWOOFER
    Vandersteen 12-inch dual-motor, push-pull subwoofer with die-cast basket and a curvilinear aluminum cone.  Precision-formed magnet assemblies with copper Faraday rings provide over 1 full inch of linear excursion.  Built-in 400-watt amplifier with user adjustable low frequency contour and multi-band room response compensation.
     
  • WOOFER
    ScanSpeak Illuminator 7-inch die-cast basket, long excursion woofer with our proprietary Carbon Fiber/Balsa sandwich composite cone and an Aerodynamic Neo Magnet System.
     
  • MIDRANGE
    Vandersteen Patented open basket 4 1/2-inch midrange with our proprietary Carbon Fiber/Balsa sandwich composite cone and proprietary high performance die-cast basket an Alnico Magnet Assembly to reduce internal driver reflections and improve linearity. Copper Faraday ring on pole piece.  Ferrofluid voice coil cooling.  Transmission-line loading.
     
  • TWEETER
    ScanSpeak Illuminator 1-inch critically damped, low-distortion, dual-chamber, with our proprietary Carbon Fiber composite dome with a Neo Air Motor.
     
  • ATS TWEETER
    3/4-inch critically damped, low-distortion alloy dome tweeter.  Ferrofluid voice coil cooling.
SPECIFICATIONS
  • FREQUENCY RESPONSE
    22Hz to 40kHz + or - 2dB
     
  • EFFICIENCY
    85dB at 1 meter with a 2.83 volt input.
     
  • RECOMMENDED AMPLIFIER
    40 TO 300 watts per channel into 8 ohms for the upper section, 400-watt subwoofer amplifier built in.
     
  • IMPEDANCE
    4 ohms nominal, + 4 -.5 ohms minimum.
     
  • CROSSOVER
    100Hz, 600Hz, 5000Hz and adjustable H.F., 6dB per octave.
     
  • PHASE
    All the drivers are connected in positive absolute phase and pistonic in pass-band.
     
  • UPGRADEABLE MODULES
    Totally modular design.  The driver, crossover and amplifier modules can be removed to accommodate future upgrades.
     
  • PHYSICAL
    44" high, 14" wide, 20" deep.
    170 pounds net, 215 pounds gross, each.

SPECIFICATIONS AND DESIGN ARE SUBJECT TO CHANGE WITHOUT NOTICE DUE TO OUR CONTINUOUS RESEARCH AND DEVELOPMENT PROGRAM.
COPYRIGHT 2009, VANDERSTEEN AUDIO, INC

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