Recommended as a woofer or midbass in vented professional audio enclosures.

SPECIFICATION

Nominal Basket Diameter

15", 381 mm

Nominal Impedance*

8 Ohm

Power Rating*

Program Power

900 W

Watts

450 W

Resonance

45 Hz

Usable Frequency Range

40 Hz - 4 kHz

Sensitivity*

100.8 dB

Magnet Weight

11 oz.

Gap Height

0.365", 9.3 mm

Voice Coil Diameter

3", 76 mm

THIELE & SMALL PARAMETERS

Resonant Frequency (fs)

45 Hz

DC Resistance (Re)

5.27 Ohm

Coil Inductance (Le)

0.64m H

Mechanical Q (Qms)

6.7

Electromagnetic Q (Qes)

0.36

Total Q (Qts)

0.34

Compliance Equivalent Volume (Vas)

153 liters / 5.4 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

505 cc

Mechanical Compliance of Suspension (Cms)

0.15 mm/N

BL Product (BL)

18.6 T-M

Diaphragm Mass Inc. Airload (MMs)

84 grams

Efficiency Bandwidth Product (EBP)

125

Maximum Linear Excursion (Xmax)

5.9 mm

Surface Area of Cone (Sd)

856 cm2

Maximum Mechanical Limit (Xlim)

11 mm

MOUNTING INFORMATION

Recommended Enclosure Volume

Sealed

N/a

Vented

51-144 liters / 1.8-5.1 cu.ft.

Driver Volume Displaced

0.09 cu.ft. / 2.54 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

6.8", 172.7 mm

Net Weight

7.9 lbs, 3.58 kg

Shipping Weight

10.1 lbs, 4.58 kgs

MATERIALS OF CONSTRUCTION

Coil Construction

Copper voice coil

Coil Former

Polyimide former

Magnet Composition

Neodymium magnet

Core Details

Vented core

Basket Materials

Die-cast aluminum basket/ heatsink

Cone Composition

Paper cone

Cone...