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Product Details

Characteristics

Filter series

Neodymium
Specifications

Nominal basket diameter

12", 305mm

Nominal impedance

8 Ω

Power rating program power

500 W

Power rating watts

250 W

Resonance

53.1 Hz

Usable frequency range

49 Hz - 4.3 kHz

Sensitivity

99.6 dB

Gap height

0.275", 7 mm

Voice coil diameter

2.5", 64 mm
Thiele & Small Parameters

Resonant frequency fs

53.1 Hz

Dc resistance re

5.28

Coil inductance le

0.31

Mechanical q qms

2.94

Electromagnetic q qes

0.64

Total q qts

0.52

Compliance equivalent volume vas

67.44 liters, 2.38 cu.ft.

Peak diaphragm displacement volume vd

255 cc

Mechanical compliance of suspension cms

0.18 mm/N

Bl product bl

11.6

Diaphragm mass inc airload mms

48.58

Efficiency bandwidth product ebp

83

Maximum linear excursion xmax

4.9 mm

Surface area of cone sd

519.5 cm²
Mounting Information

Recommended enclosure volume sealed

25.49-73.62 liters, 0.9-2.6 cu.ft.

Recommended enclosure volume vented

28.32-116.1 liters, 1-4.1 cu.ft.

Driver volume displaced

0.051 cu.ft. / 1.42 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

6.06", 153.9 mm

Net weight

5.1 lbs, 2.31 kg

Shipping weight

6.8 lbs, 3.08 kgs
Materials of Construction

Coil construction

Aluminum

Voice coil former

Polyimide

Magnet material

Neodymium

Basket material

Die-cast aluminum

Cone composition

Paper

Surround

Cloth

Dust cap composition

Paper
cover
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