Eminence Kappa 12A Speaker (900 Watts, 12")
![Eminence Kappa 12A Speaker (900 Watts, 12"), 8 Ohms, Main](https://cf1.zzounds.com/media/productmedia/fit,2018by3200/quality,85/dgda-4d0351f075e8b3242b04bf18ed4cb3f1.jpg)
![Eminence Kappa 12A Speaker (900 Watts, 12"), 8 Ohms, Front](https://cf1.zzounds.com/media/productmedia/fit,2018by3200/quality,85/dgda-451b453afd266431f37500755a6cb4b9.jpg)
![Eminence Kappa 12A Speaker (900 Watts, 12"), 8 Ohms, Side](https://cf1.zzounds.com/media/productmedia/fit,2018by3200/quality,85/gda-915e582491fd115753f5e678de038ba3.jpg)
Whether you're replacing old speakers or building your own cab from scratch, these 12 inch monsters sport enough power for almost any application.
Specs
Specification
Nominal Basket Diameter: 12 in., 304.8mm
Nominal Impedance: 8 ohms
Power Rating: Watts - 450W, Music Program - 900W
Resonance: 45Hz
Usable Frequency Range: 62Hz-4.2kHz
Sensitivity***: 99.3
Magnet Weight: 80 oz.
Gap Height: 0.375 in., 9.53mm
Voice Coil Diameter: 3 in., 76.2mm
Thiele & Small Parameters
Resonant Frequency (fs): 45Hz
DC Resistance (Re): 5.41
Coil Inductance (Le): 0.77mH
Mechanical Q (Qms): 7.76
Electromagnetic Q (Qes): 0.28
Total Q (Qts): 0.27
Compliance Equivalent Volume (Vas): 112.1 liters / 4.0 cu.ft.
Peak Diaphragm Displacement Volume (Vd): 166cc
Mechanical Compliance of Suspension (Cms): 0.30mm/N
BL Product (BL): 15.2 T-M
Diaphram Mass inc. Airload (Mms): 42 grams
Efficiency Bandwidth Product (EBP): 161
Maximum Linear Excursion (Xmax): 3.2mm
Surface Area of Cone (Sd): 519.5 cm2
Maximum Mechanical Limit (Xlim): 11.5mm
Mounting Information
Recommended Enclosure: Sealed
Vented: 34-62 liters/1.2-2.2 cu.ft.
Overall Diameter: 12.26 in., 311.4mm
Baffle Hole Diameter: 11.0 in., 279.5mm
Front Sealing Gasket: fitted as standard
Rear Sealing Gasket: fitted as standard
Mounting Holes Diameter: 0.25 in., 6.4mm
Mounting Holes B.C. D.: 11.71 in., 297.5mm
Depth: 5.63 in., 143mm
Net Weight: 14.9 lbs., 6.8 kg
Shipping Weight: 17.9 lbs., 8.2 kg
Materials of Construction
Coil Construction: Aluminum voice coil
Coil Former: Polyimide former
Magnet Composition: Ferrite magnet
Core Details: Vented core
Basket Materials: Pressed steel basket
Cone Composition: Paper Cone
Cone Edge Composition: Cloth cone edge
Dustcap Composition: Solid composition paper dust cap
*** The average output across the usable frequency range when applying 1W/1M into the nominal impedance. Ie: 2.83V/8ohms, 4V/16ohms. Eminence response curves are measured under the following conditions: All speakers are tested at 1w/1m using a variety of test set-ups for the appropriate impedance / LMS using 0.25" supplied microphone (software calibrated) mounted 1m from wall/baffle / 2ft. X 2ft. baffle is built into the wall with the speaker mounted flush against a steel ring for minimum diffraction / Hafler P1500 Trans-Nova amplifier / 2700 cu.ft. chamber with fiberglass on all six surfaces (three with custom-made wedges).
Nominal Basket Diameter: 12 in., 304.8mm
Nominal Impedance: 8 ohms
Power Rating: Watts - 450W, Music Program - 900W
Resonance: 45Hz
Usable Frequency Range: 62Hz-4.2kHz
Sensitivity***: 99.3
Magnet Weight: 80 oz.
Gap Height: 0.375 in., 9.53mm
Voice Coil Diameter: 3 in., 76.2mm
Thiele & Small Parameters
Resonant Frequency (fs): 45Hz
DC Resistance (Re): 5.41
Coil Inductance (Le): 0.77mH
Mechanical Q (Qms): 7.76
Electromagnetic Q (Qes): 0.28
Total Q (Qts): 0.27
Compliance Equivalent Volume (Vas): 112.1 liters / 4.0 cu.ft.
Peak Diaphragm Displacement Volume (Vd): 166cc
Mechanical Compliance of Suspension (Cms): 0.30mm/N
BL Product (BL): 15.2 T-M
Diaphram Mass inc. Airload (Mms): 42 grams
Efficiency Bandwidth Product (EBP): 161
Maximum Linear Excursion (Xmax): 3.2mm
Surface Area of Cone (Sd): 519.5 cm2
Maximum Mechanical Limit (Xlim): 11.5mm
Mounting Information
Recommended Enclosure: Sealed
Vented: 34-62 liters/1.2-2.2 cu.ft.
Overall Diameter: 12.26 in., 311.4mm
Baffle Hole Diameter: 11.0 in., 279.5mm
Front Sealing Gasket: fitted as standard
Rear Sealing Gasket: fitted as standard
Mounting Holes Diameter: 0.25 in., 6.4mm
Mounting Holes B.C. D.: 11.71 in., 297.5mm
Depth: 5.63 in., 143mm
Net Weight: 14.9 lbs., 6.8 kg
Shipping Weight: 17.9 lbs., 8.2 kg
Materials of Construction
Coil Construction: Aluminum voice coil
Coil Former: Polyimide former
Magnet Composition: Ferrite magnet
Core Details: Vented core
Basket Materials: Pressed steel basket
Cone Composition: Paper Cone
Cone Edge Composition: Cloth cone edge
Dustcap Composition: Solid composition paper dust cap
*** The average output across the usable frequency range when applying 1W/1M into the nominal impedance. Ie: 2.83V/8ohms, 4V/16ohms. Eminence response curves are measured under the following conditions: All speakers are tested at 1w/1m using a variety of test set-ups for the appropriate impedance / LMS using 0.25" supplied microphone (software calibrated) mounted 1m from wall/baffle / 2ft. X 2ft. baffle is built into the wall with the speaker mounted flush against a steel ring for minimum diffraction / Hafler P1500 Trans-Nova amplifier / 2700 cu.ft. chamber with fiberglass on all six surfaces (three with custom-made wedges).
- Dimensions and Weight in Packaging
- 8 Ohms
- Shipping Weight: 17 lbs
- Shipping Dimensions: 14 x 14 x 7 in
- Manufacturer Part Number (MPN): KAPPA12A
8 Ohms
$164.99
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