Nominal Basket Diameter

12", 305 mm

Nominal Impedance*

8 Ω

Power Rating*

N/A

200 W

Resonance

51 Hz

Usable Frequency Range

60 Hz - 4.2 kHz

Sensitivity*

99.9 dB

Magnet Weight

11 oz.

Gap Height

0.375", 9.5 mm

Voice Coil Diameter

2.5", 64 mm

Resonant Frequency (fs)

51 Hz

DC Resistance (Re)

7.38 Ω

Coil Inductance (Le)

0.49m H

Mechanical Q (Qms)

7.74

Electromagnetic Q (Qes)

0.35

Total Q (Qts)

0.34

Compliance Equivalent Volume (Vas)

102.31 liters / 3.61 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

118.2 cc

Mechanical Compliance of Suspension (Cms)

0.26 mm/N

BL Product (BL)

16 T-M

Diaphragm Mass Inc. Airload (MMs)

38 grams

Efficiency Bandwidth Product (EBP)

145

Maximum Linear Excursion (Xmax)

2.22 mm

Surface Area of Cone (Sd)

532.4 cm2

Maximum Mechanical Limit (Xlim)

0 mm

Recommended Enclosure Volume

Acceptable

Acceptable

Driver Volume Displaced

0.064 cu.ft. / 1.81 liters

Overall Diameter

12.17", 309.1 mm

Baffle Hole Diameter

11.13", 282.7 mm

Front Sealing Gasket

Yes

Rear Sealing Gasket

Yes

Mounting Holes Diameter

0.24", 6.1mm

Mounting Holes B.C.D.

11.75", 298.5mm

Depth

5", 127 mm

Net Weight

6.6 lbs, 2.99 kg

Shipping Weight

8.7 lbs, 3.95 kgs

Coil Construction

Edge wound aluminum voice coil

Coil Former

Polyimide former

Magnet Composition

Core Details

Vented core

Basket Materials

Pressed Steel

Cone Composition

Cone Edge Composition

Cloth edge

Dust Cap Composition

Paper dust cap