SPECIFICATION |
Nominal Basket Diameter |
15", 381 mm |
Nominal Impedance* |
8 Ω |
Power Rating* |
Program Power |
2500 W |
Watts |
1250 W |
Resonance |
41 Hz |
Usable Frequency Range |
44 Hz - 0.8 kHz |
Sensitivity* |
95.5 dB |
Magnet Weight |
109 oz. |
Gap Height |
0.37", 9.5 mm |
Voice Coil Diameter |
4", 102 mm |
THIELE & SMALL PARAMETERS |
Resonant Frequency (fs) |
41 Hz |
DC Resistance (Re) |
4.97 Ω |
Coil Inductance (Le) |
1.78m H |
Mechanical Q (Qms) |
8.8 |
Electromagnetic Q (Qes) |
0.4 |
Total Q (Qts) |
0.39 |
Compliance Equivalent Volume (Vas) |
154.5 liters / 5.46 cu.ft. |
Peak Diaphragm Displacement Volume (Vd) |
677 cc |
Mechanical Compliance of Suspension (Cms) |
0.15 mm/N |
BL Product (BL) |
17.7 T-M |
Diaphragm Mass Inc. Airload (MMs) |
98 grams |
Efficiency Bandwidth Product (EBP) |
103 |
Maximum Linear Excursion (Xmax) |
7.9 mm |
Surface Area of Cone (Sd) |
856.3 cm2 |
Maximum Mechanical Limit (Xlim) |
13.5 mm |
MOUNTING INFORMATION |
Recommended Enclosure Volume |
Sealed |
N/a |
Vented |
82-176 liters / 2.9-6.2 cu.ft. |
Driver Volume Displaced |
0.152 cu.ft. / 4.31 liters |
Overall Diameter |
15.21", 386.3 mm |
Baffle Hole Diameter |
14", 355.6 mm |
Front Sealing Gasket |
Yes |
Rear Sealing Gasket |
Yes |
Mounting Holes Diameter |
0.28", 7.1mm |
Mounting Holes B.C.D. |
14.56", 369.8mm |
Depth |
6.42", 163.1 mm |
Net Weight |
24.7 lbs, 11.2 kg |
Shipping Weight |
27.1 lbs, 12.29 kgs |
MATERIALS OF CONSTRUCTION |
Coil Construction |
Copper voice coil |
Coil Former |
Polyimide former |
Magnet Composition |
Ferrite magnet |
Core Details |
Extended core with Core Periphery Ventilation |
|
|
Basket Materials |
Die-cast aluminum basket |
Cone Composition |
Paper cone |
Cone Edge Composition |
Cloth cone edge |
Dust Cap Composition |
Porous cloth top spider/ heatsink |