Description

• • SPECIFICATIONS
    General specifications

    NOMINAL DIAMETER: 18 inch / 457 mm

    RATED IMPEDANCE: 8 ohm

    PROGRAM POWER: 2000 Watts

    POWER HANDLING CAPACITY: 1000 Watts

    SENSITIVITY: 97.5 dB

    FREQUENCY RANGE: 25 – 1000 Hz

    EFFECTIVE PISTON DIAMETER: 395 mm / 15.55 inch

    MAX. EXCURSION BEFORE DAMAGE: 50 mm / 1.97 inch

    MINIMIM IMPEDANCE: 6.0 ohm

    VOICE COIL DIAMETER: 4.0 inch / 102 mm

    VOICE COIL WINDING MATERIAL: Copper

    VOICE COIL LENGTH: 25 mm / 0.98 inch

    NUMBER OF LAYERS: 2

    KIND OF LAYERS: inside/outside

    TOP PLATE THICKNESS: 14 mm / 0.55 inch

    CONE DESIGN: Straight

    SURROUND MATERIAL: Polycotton

    SURROUND DESIGN: Triple roll

    MAGNETS: Ceramic

    SPIDER: Dual with silicon based damping control

    Thiele – small parameters

    RESONANCE FREQUENCY (FS): 28 Hz

    DC RESISTANCE (RE): 5.10 ohm

    MECHANICAL FACTOR: 4.60 Qms

    ELECTRICAL FACTOR (QES): 0.29 Qes

    TOTAL FACTOR: 0.27 Qts

    BL FACTOR (BL): 24.20 T x m

    EFFECTIVE MOVING MASS (MMS): 190.0 g

    EQUIVALENT CAS AIR LOADED (VAS): 360.0 liters

    EFFETTIVE PISTON AREA (SD): 0.120 m2

    MAX. LINEAR EXCURSION (XMAX): 9.0 mm

    VOICE COIL INDUCTANCE @ 1KHZ (LE1K): 1.20 mH

    HALF-SPACE EFFICENCY (EFF): 2.63%

    Mounting Information

    OVERALL DIAMETER: 465 mm / 18.31 inches

    BOLT CIRCLE DIAMETER: 442-447 mm / 17.4-17.6 inch

    BOLT HOLE DIAMETER: 424 mm / 16.69 inch

    FRONT MOUNT BAFFLE CUT-OUT: 424 mm / 16.69 inch

    REAR MOUNT BAFFLE CUT-OUT: 424 mm / 16.69 inch

    VOLUME OCCUPIED BY THE DRIVER: 7 liters / 0.28 ft3

    Standard compliance

    CE MARKING: Yes

    Physical specifications

    COLOR: Black

    Size

    WEIGHT: 13.3 kg / 29.32 lbs

    HEIGHT: 228 mm / 8.98 inches

    DIAMETER: 465 mm / 18.31 inches

    Shipping informations

    PACKAGE WIDTH: 515 mm / 20.28 inches

    PACKAGE WEIGHT: 15 kg / 33.07 lbs

    PACKAGE HEIGHT: 270 mm / 10.63 inches

    PACKAGE DEPTH: 505 mm / 19.88 inches