SPECIFICATIONS
|
Nominal Basket Diameter
|
15", 381mm
|
Nominal Impedance*
|
8 ohms
|
Power Rating**
|
Watts
|
1200W
|
Music Program
|
2400W
|
Resonance
|
42 Hz
|
Usable Frequency Range
|
35 Hz – 1.2 kHz
|
Sensitivity***
|
96 dB
|
Magnet Weight
|
109 oz.
|
Gap Height
|
0.37", 9.53mm
|
Voice Coil Diameter
|
4", 101.2mm
|
THIELE & SMALL PARAMETERS
|
Resonant Frequency (fs)
|
42Hz
|
DC Resistance (Re)
|
5.04
|
Coil Inductance (Le)
|
1.49mH
|
Mechanical Q (Qms)
|
6.73
|
Electromagnetic Q (Qes)
|
0.54
|
Total Q (Qts)
|
0.50
|
Compliance Equivalent Volume (Vas)
|
115.4 liters / 4.1 cu.ft.
|
Peak Diaphragm Displacement Volume (Vd)
|
786 cc
|
Mechanical Compliance of Suspension (Cms)
|
0.11mm/N
|
BL Product (BL)
|
18.4 T-M
|
Diaphragm Mass Inc. Airload (MMs)
|
139 grams
|
Efficiency Bandwidth Product (EBP)
|
77
|
Maximum Linear Excursion (Xmax)
|
9 mm
|
Surface Area of Cone (Sd)
|
872.9 cm2
|
Maximum Mechanical Limit (Xlim)
|
15.5mm
|
MOUNTING INFORMATION
|
Recommended Enclosure Volume
|
Sealed
|
49 liters / 0.1.7-2.1 cu.ft.
|
Vented
|
82-181 liters / 2.9-6.4 cu.ft.
|
Driver Volume Displaced
|
253 cu.in. / 4.3 liters
|
Overall Diameter
|
15.21", 386mm
|
Baffle Hole Diameter
|
14.0", 355.6 mm
|
Front Sealing Gasket
|
Fitted as standard
|
Rear Sealing Gasket
|
Fitted as standard
|
Mounting Holes Diameter
|
0.28", 6.9mm
|
Mounting Holes B.C.D.
|
14.56", 369.8mm
|
Depth
|
6.56", 166 mm
|
Net Weight
|
23.7 lbs, 10.8 kg
|
Shipping Weight
|
26 lbs, 12 kgs
|
MATERIALS OF CONSTRUCTION
|
Coil Construction
|
Copper voice coil
|
Coil Former
|
Polyimide former
|
Magnet Composition
|
Ferrite magnet
|
Core Details
|
Undercut with Copper Shorting ring and core periphery ventilation
|
|
|
Basket Materials
|
Die-cast aluminum basket
|
Cone Composition
|
Paper cone
|
Cone Edge Composition
|
Cloth cone edge
|
Dust Cap Composition
|
Solid composition paper dust cap
|