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Eminence KAPPALITE 3012LF: 12 inch Neodymium Woofer

Price: $219.99 $209.99

Recommended for pro audio and bass in vented enclosures.
4 ohm: 550 watts / 41-2.0kHz / 3″ voice coil
8 ohm: 450 watts / 46-2.0kHz / 3″ voice coil
Available in 4 or 8 ohms
Die-cast aluminum basket Neodymium Magnet

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Description

Eminence KAPPALITE 3012LF: 12 inch Neodymium Woofer

Recommended for pro audio and bass in vented enclosures.

Click Here to Download 8 ohm PDF Spec Sheet

Click Here to Download 8 ohm PDF Cabinet Design

Click Here to Download 4 ohm PDF Spec Sheet

Click Here to Download 4 ohm PDF Cabinet Design

8 ohm Specs:

Nominal Basket Diameter 12″, 305mm

Nominal Impedance* 8 ohms

Power Rating Watts 450W

Music Program 900W

Resonance 37Hz

Usable Frequency Range 46Hz-2.0kHz

Sensitivity*** 95.5

Magnet Weight 11 oz.

Gap Height 0.365″, 9.27mm

Voice Coil Diameter 3″, 76.2mm

Thiele & Small Parameters:

Resonant Frequency (fs) 37.02Hz

DC Resistance (Re) 5.6

Coil Inductance (Le) 0.98mH

Mechanical Q (Qms) 6.94

Electromagnetic Q (Qes) 0.34

Total Q (Qts) 0.32

Compliance Equivalent Volume (Vas) 106.65 liters / 3.77 cu.ft.

Peak Diaphragm Displacement Volume (Vd) 496cc

Mechanical Compliance of Suspension (Cms) 0.26mm/N

BL Product (BL) 16.7 T-M Diaphram Mass inc.

Airload (Mms) 72.4 grams

Efficiency Bandwidth Product (EBP) 109.7

Maximum Linear Excursion (Xmax) 9.1mm

Surface Area of Cone (Sd) 545.4 cm2

Maximum Mechanical Limit (Xlim) 14.5mm

Mounting Information:

Recommended Enclosure

Sealed 23-59 liters/1.3-3.0 cu.f.t

Vented 37-85 liters/1.3-3.0 cu.ft.

Overall Diameter 12.38″, 314.45mm

Baffle Hole Diameter 11.06″, 280.9mm

Front Sealing Gasket fitted as standard

Rear Sealing Gasket fitted as standard

Mounting Holes Diameter 0.28″, 7.1mm

Mounting Holes B.C. D. 11.62″, 295.2mm

Depth 6.00″, 152.4mm

Net Weight 7.6 lbs, 3.45 kg

Shipping Weight 9.2 lbs., 4.17 kg

Materials of Construction:

Coil Construction Copper Voice coil

Coil Former Kapton

Magnet Composition Neodymium magnet

Core Details Vented core

Basket Materials Die-cast aluminum basket

Cone Composition Treated Paper Cone

Cone Edge Composition Sealed Cloth

Edge Dustcap Composition Treated paper dust cap

4 ohm Specification:

Nominal Basket Diameter 12″, 305 mm

Nominal Impedance* 4 Ω

Power Rating** Watts 550 W

Music Program 1100 W

Resonance 36 Hz

Usable Frequency Range 41 Hz- 2 kHz

Sensitivity*** 92.9 dB

Magnet Weight 11 oz.

Gap Height 0.365″, 9.3 mm

Voice Coil Diameter 3″, 76 mm

Thiele & Small Parameters:

Resonant Frequency (fs) 36 Hz

DC Resistance (Re) 3.89 Ω

Coil Inductance (Le) 0.66m H

Mechanical Q (Qms) 8.38

Electromagnetic Q (Qes) 0.32

Total Q (Qts) 0.31

Compliance Equivalent Volume (Vas) 107.37 liters / 3.79 cu.ft.

Peak Diaphragm Displacement Volume (Vd) 496.3 cc

Mechanical Compliance of Suspension (Cms) 0.26 mm/N

BL Product (BL) 14.27 T-M Diaphragm Mass Inc.

Airload (MMs) 72 grams

Efficiency Bandwidth Product (EBP) 115

Maximum Linear Excursion (Xmax) 9.1 mm

Surface Area of Cone (Sd) 545.4 cm2

Maximum Mechanical Limit (Xlim) 14.5 mm

Mounting Information:

Recommended Enclosure Volume

Sealed N/a

Vented 33.98-93.45 liters / 1.20-3.30 cu.ft.

Driver Volume Displaced 0.055 cu.ft. / 1.56 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″, 152.4 mm

Net Weight 7.6 lbs, 3.45 kg

Shipping Weight 9.2 lbs, 4.17 kgs

Materials of Construction:

Coil Construction Copper voice coil

Coil Former Kapton former

Magnet Composition Neodymium magnet

Core Details Vented core

Basket Materials Die-cast aluminum basket

Cone Composition Treated paper cone

Cone Edge Composition Sealed cloth

Edge Dust Cap Composition Treated paper dust cap