High efficiency pro audio driver for vented mid-bass, and vented bass enclosures.

SPECIFICATION

Nominal Basket Diameter

12", 305 mm

Nominal Impedance*

8 Ohm

Power Rating*

Program Power

1000 W

Watts

500 W

Resonance

37 Hz

Usable Frequency Range

57 Hz - 2.8 kHz

Sensitivity*

97.1 dB

Magnet Weight

80 oz.

Gap Height

0.375", 9.5 mm

Voice Coil Diameter

3", 76 mm

THIELE & SMALL PARAMETERS

Resonant Frequency (fs)

37 Hz

DC Resistance (Re)

5.46 Ohm

Coil Inductance (Le)

1.22m H

Mechanical Q (Qms)

6.93

Electromagnetic Q (Qes)

0.25

Total Q (Qts)

0.24

Compliance Equivalent Volume (Vas)

121 liters / 4.27 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

249 cc

Mechanical Compliance of Suspension (Cms)

0.32 mm/N

BL Product (BL)

17.3 T-M

Diaphragm Mass Inc. Airload (MMs)

59 grams

Efficiency Bandwidth Product (EBP)

148

Maximum Linear Excursion (Xmax)

4.8 mm

Surface Area of Cone (Sd)

519.5 cm2

Maximum Mechanical Limit (Xlim)

14.8 mm

MOUNTING INFORMATION

Recommended Enclosure Volume

Sealed

N/a

Vented

17-34 liters / 0.6-1.2 cu.ft.

Driver Volume Displaced

0.09 cu.ft. / 2.55 liters

Overall Diameter

12.38", 314.5 mm

Baffle Hole Diameter

11.07", 281.2 mm

Front Sealing Gasket

Yes

Rear Sealing Gasket

Yes

Mounting Holes Diameter

0.27", 6.9mm

Mounting Holes B.C.D.

11.69", 296.9mm

Depth

6.22", 158 mm

Net Weight

16.6 lbs, 7.53 kg

Shipping Weight

18.4 lbs, 8.35 kgs

MATERIALS OF CONSTRUCTION

Coil Construction

Copper voice coil

Coil Former

Polyimide former

Magnet Composition

Ferrite magnet

Core Details

Vented core

Basket Materials

Die-cast aluminum basket

Cone Composition

Paper cone

...