Higher power, vintage guitar tone. Big low-end, with a mellow, but singing top end. Medium break-up modes.


SPECIFICATION
Nominal Basket Diameter15", 381 mm
Nominal Impedance*8 Ω
Power Rating*
Program PowerN/A
Watts150 W
Resonance82 Hz
Usable Frequency Range60 Hz - 4 kHz
Sensitivity*103.4 dB
Magnet Weight59 oz.
Gap Height0.312", 7.9 mm
Voice Coil Diameter2", 51 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)82 Hz
DC Resistance (Re)7.16 Ω
Coil Inductance (Le)0.86m H
Mechanical Q (Qms)10.12
Electromagnetic Q (Qes)1.02
Total Q (Qts)0.93
Compliance Equivalent Volume (Vas)65.4 liters / 2.31 cu.ft.
Peak Diaphragm Displacement Volume (Vd)65.9 cc
Mechanical Compliance of Suspension (Cms)0.07 mm/N
BL Product (BL)14.1 T-M
Diaphragm Mass Inc. Airload (MMs)55 grams
Efficiency Bandwidth Product (EBP)80
Maximum Linear Excursion (Xmax)0.8 mm
Surface Area of Cone (Sd)823.7 cm2
Maximum Mechanical Limit (Xlim)N/A
MOUNTING INFORMATION
Recommended Enclosure Volume
SealedN/a
VentedAcceptable
Driver Volume Displaced0.128 cu.ft. / 3.62 liters
Overall Diameter15.15", 384.8 mm
Baffle Hole Diameter13.87", 352.3 mm
Front Sealing GasketYes
Rear Sealing GasketN/A
Mounting Holes Diameter0.25", 6.4mm
Mounting Holes B.C.D.14.56", 369.8mm
Depth6.1", 154.9 mm
Net Weight12.1 lbs, 5.49 kg
Shipping Weight14.1 lbs, 6.4 kgs
MATERIALS OF CONSTRUCTION
Coil ConstructionCopper voice coil
Coil FormerPolyimide former
Magnet CompositionFerrite magnet
Core DetailsNon-vented core
  
Basket MaterialsPressed steel basket
Cone CompositionPaper cone
Cone Edge CompositionPaper cone edge
Dust Cap CompositionZurette dust cap