SPECIFICATION


Nominal Basket Diameter
15", 381mm


Nominal Impedence*
8 ohms


Power Rating**


Watts
225W


Music Program
N/A


Resonance
85Hz


Usable Frequency Range
70Hz - 3.5kHz


Sensitivity***
101.5dB


Magnet Weight
56 oz.


Gap Height
70Hz - 3.5kHz


Voice Coil Diameter
0.37", 9.53mm




THIELE & SMALL PARAMETERS



Resonant Frequency (fs)
85Hz


DC Resistance (Re)
6.06


Coil Inductance (Le)
0.51mH


Mechanical Q (Qms)
10.63


Electromagnetic Q (Qes)
1.04


Total Q (Qts)
0.94


Compliance Equivalent Volume (Vas)
77.7 liters / 2.74 cu.ft.


Peak Diaphragm Displacement Volume (Vd)
0cc


Mechanical Compliance of Suspension (Cms)
0.08mm/N


BL Product (BL)
12.1 T-M


Diaphragm Mass Inc. Airload (MMs)
47 grams


Efficiency Bandwidth Product (EBP)
82


Maximum Linear Excursion (Xmax)
0mm


Surface Area of Cone (Sd)
856.3 cm2


Maximum Mechanical Limit (Xlim)
N/A




MOUNTING INFORMATION



Recommended Enclosure Volume


Sealed
N/a


Vented
Acceptable


Driver Volume Displaced
220.8 cu.in. / 3.62 liters


Overall Diameter
15.13", 384.2mm


Baffle Hole Diameter
13.8", 350.5mm


Front Sealing Gasket
Fitted as standard


Rear Sealing Gasket
Fitted as standard


Mounting Holes Diameter
0.25", 6.4mm


Mounting Holes B.C.D.
14.56", 369.9mm


Depth
6.1", 155mm


Net Weight
12.6 lbs, 5.7 kg


Shipping Weight
14.9 lbs, 6.8 kgs




MATERIALS OF CONSTRUCTION



Coil Construction
Copper voice coil


Coil Former
Polyimide former


Magnet Composition
Ferrite magnet


Core Details
Non-vented core


 
 


Basket Materials
Pressed steel basket


Cone Composition
Paper Cone


Cone Edge Composition
Paper cone edge


Dust Cap Composition
Zurette dust cap