18-100-Y220-D8, 18" Ferriet Low Frequency Transducer, 100mm voice coil

PRECISION TRANSDUCERS

18-100-Y220-D8

WOOFER

FEATURES

n  3.94 inch inside/outside copper voice coil

n  1600 Watt continuous program power handling

n  98 dB sensitivity

n  40Hz-2KHz frequency range

n  BL of 24 Txm to provide a faster and accurate low frequency

SPECIFICATIONS (General specifications)

NOMINAL DIAMETER:  18 inch / 460 mm                             RATED IMPEDANCE: 8 ohm

AES POWER HANDLING: 800W                                         MAX. POWER HANDLING: 1600 W

SENSITIVITY: 98.0 dB                                                             FREQUENCY RANGE:  40 Hz-2KHz

MINIMIM IMPEDANCE:  7 ohm                                             VOICE COIL DIAMETER: 3.94 inch / 100 mm 

VC WINDING MATERIAL: Copper                                          MAGNETS: Ferrite

OVERALL DIAMETER: 467 mm / 18.39 inches                          BOLT CIRCLE DIAMETER: 448 mm / 17.64 inch

 BAFFLE CUT-OUT DIAMETER: 425 mm / 16.73 inch

Thiele - small parameters

RESONANCE FREQUENCY (FS): 40 Hz                 DC RESISTANCE (RE): 5.2 ohm

MECHANICAL FACTOR: 14.3 Qms                          ELECTRICAL FACTOR (QES): 0.43  Qes

TOTAL FACTOR: 0.42 Qts                                        BL FACTOR (BL): 24 T x m 

EFFECTIVE MOVING MASS (MMS): 193 g          EQUIVALENT CAS AIR LOADED (VAS): 177 liters 

EFFETTIVE PISTON AREA (SD): 0.1238 m2             VOICE COIL INDUCTANCE @ 1KHZ (LE1K): 1.4 MH