Eminence KAPPA PRO-12A: 12 inch Pro Woofer

Original price was: $184.99.Current price is: $174.99.

High efficiency pro audio driver for vented mid-bass, and vented bass enclosures.
500 watts / 57-2.8kHz / 3″ voice coil
Die-cast aluminum basket
8 ohms

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Eminence KAPPA PRO-12A: 12 inch Pro Woofer

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

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Nominal Basket Diameter 12″, 305 mm
Nominal Impedance* 8 Ω
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
Resonant Frequency (fs) 37 Hz
DC Resistance (Re) 5.46 Ω
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
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
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
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap
Weight 20 lbs
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