Recommended for professional audio and bass guitar as a low distortion woofer or subwoofer in vented enclosures. Also works in a sealed enclosure for bass guitar.
SPECIFICATION
Nominal Basket Diameter
15", 381 mm
Nominal Impedance*
8 Ω
Power Rating*
Program Power
2400 W
Watts
1200 W
Resonance
40 Hz
Usable Frequency Range
39 Hz - 1.2 kHz
Sensitivity*
94.7 dB
Magnet Weight
109 oz.
Gap Height
0.375", 9.5 mm
Voice Coil Diameter
4", 102 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)
40 Hz
DC Resistance (Re)
5.18 Ω
Coil Inductance (Le)
1.48m H
Mechanical Q (Qms)
11.94
Electromagnetic Q (Qes)
0.54
Total Q (Qts)
0.52
Compliance Equivalent Volume (Vas)
111.97 liters / 3.95 cu.ft.
Peak Diaphragm Displacement Volume (Vd)
770.7 cc
Mechanical Compliance of Suspension (Cms)
0.11 mm/N
BL Product (BL)
18.14 T-M
Diaphragm Mass Inc. Airload (MMs)
137 grams
Efficiency Bandwidth Product (EBP)
74
Maximum Linear Excursion (Xmax)
9 mm
Surface Area of Cone (Sd)
856.3 cm2
Maximum Mechanical Limit (Xlim)
15.5 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed
43.89-99.11 liters / 1.55-3.5 cu.ft.
Vented
67.96-205.3 liters / 2.4-7.25 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
6.56", 166.6 mm
Net Weight
23.7 lbs, 10.75 kg
Shipping Weight
26 lbs, 11.79 kgs
MATERIALS OF CONSTRUCTION
Coil Construction
Copper voice coil
Coil Former
Polyimide former
Magnet Composition
Ferrite magnet
Core Details
Undercut with aluminium shorting ring and Core-Periphery Ventilation
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