Recommended as a woofer, midbass or midrange in sealed and vented enclosures. A popular choice choice for 12 inch line arrays and bass guitar applications.

SPECIFICATION

Nominal Basket Diameter

12", 305 mm

Nominal Impedance*

8 Ohm

Power Rating*

Program Power

800 W

Watts

400 W

Resonance

52 Hz

Usable Frequency Range

51 Hz - 3.5 kHz

Sensitivity*

100.5 dB

Magnet Weight

11 oz.

Gap Height

0.365", 9.3 mm

Voice Coil Diameter

3", 76 mm

THIELE & SMALL PARAMETERS

Resonant Frequency (fs)

52 Hz

DC Resistance (Re)

5.5 Ohm

Coil Inductance (Le)

0.57m H

Mechanical Q (Qms)

8.39

Electromagnetic Q (Qes)

0.33

Total Q (Qts)

0.32

Compliance Equivalent Volume (Vas)

81.1 liters / 2.86 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

330 cc

Mechanical Compliance of Suspension (Cms)

0.2 mm/N

BL Product (BL)

15.9 T-M

Diaphragm Mass Inc. Airload (MMs)

47 grams

Efficiency Bandwidth Product (EBP)

157

Maximum Linear Excursion (Xmax)

6.2 mm

Surface Area of Cone (Sd)

532.4 cm2

Maximum Mechanical Limit (Xlim)

12.5 mm

MOUNTING INFORMATION

Recommended Enclosure Volume

Sealed

28-76 liters / 1-2.7 cu.ft.

Vented

41-110 liters / 1.5-3.9 cu.ft.

Driver Volume Displaced

0.054 cu.ft. / 1.53 liters

Overall Diameter

12.38", 314.5 mm

Baffle Hole Diameter

11.06", 280.9 mm

Front Sealing Gasket

Yes

Rear Sealing Gasket

Yes

Mounting Holes Diameter

0.28", 7.1mm

Mounting Holes B.C.D.

11.62", 295.2mm

Depth

5.63", 143 mm

Net Weight

7.1 lbs, 3.22 kg

Shipping Weight

8.7 lbs, 3.95 kgs

MATERIALS OF CONSTRUCTION

Coil Construction

Aluminum voice coil

Coil Former

Kapton former

Magnet Composition

Neodymium magnet

Core Details

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