Recommended for professional audio in both sealed and vented enclosures. Ideal for full-range, mid/hi, and monitor wedges.
Specification
Nominal Basket Diameter 15", 381 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 800 W
Watts 400 W
Resonance 42 Hz
Usable Frequency Range 54 Hz - 4.2 kHz
Sensitivity* 101.6 dB
Magnet Weight 80 oz.
Gap Height 0.375", 9.5 mm
Voice Coil Diameter 2.5", 64 mm
Thiele & Small Parameters
Resonant Frequency (fs) 42 Hz
DC Resistance (Re) 5.71 Ω
Coil Inductance (Le) 0.83m H
Mechanical Q (Qms) 4.73
Electromagnetic Q (Qes) 0.44
Total Q (Qts) 0.4
Compliance Equivalent Volume (Vas) 243.5 liters / 8.6 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 368 cc
Mechanical Compliance of Suspension (Cms) 0.24 mm/N
BL Product (BL) 14.5 T-M
Diaphragm Mass Inc. Airload (MMs) 61 grams
Efficiency Bandwidth Product (EBP) 95
Maximum Linear Excursion (Xmax) 4.3 mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 13.7 mm
Mounting Information
Recommended Enclosure Volume
Sealed 28-42.5 liters / 1-1.5 cu.ft.
Vented 57-133 liters / 2-4.7 cu.ft.
Driver Volume Displaced 0.138 cu.ft. / 3.92 liters
Overall Diameter 15.32", 389.1 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 6.06", 153.9 mm
Net Weight 17 lbs, 7.71 kg
Shipping Weight 19.1 lbs, 8.66 kgs
Materials of Construction
Coil Construction Aluminum voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented and extended core
Basket Materials Die-cast aluminum basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap
