Description
This item is brand-new, factory sealed.
This table charts the specifications for the KAPPA-12A speaker
* Nominal Basket Diameter: 12-in , 305 mm.
* Nominal Impedance: 8 Ohms.
* Power Rating:
* Watts: 450 W.
* Music Program: 900 W.
* Resonance: 45 Hz.
* Usable Frequency Range: 62 Hz – 4.2 kHz.
* Sensitivity: 99.3 dB.
* Magnet Weight: 80 oz..
* Gap Height: 0.375-in , 9.5 mm.
* Voice Coil Diameter: 3-in , 76 mm.
* Thiele & Small Parameters.
* Resonant Frequency (fs): 45 Hz.
* DC Resistance (Re): 5.41 Ohms.
* Coil Inductance (Le): 0.77m H.
* Mechanical Q (Qms): 7.76.
* Electromagnetic Q (Qes): 0.28.
* Total Q (Qts): 0.27.
* Compliance Equivalent Volume (Vas): 112.1 liters / 3.96 cu.ft..
* Peak Diaphragm Displacement Volume (Vd): 166 cc.
* Mechanical Compliance of Suspension (Cms): 0.3 mm/N.
* BL Product (BL): 15.2 T-M.
* Diaphragm Mass Inc. Airload (MMs): 42 grams.
* Efficiency Bandwidth Product (EBP): 161.
* Maximum Linear Excursion (Xmax): 3.2 mm.
* Surface Area of Cone (Sd): 519.5 cm2.
* Maximum Mechanical Limit (Xlim): 11.5 mm.
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Recommended Enclosure Volume;
* Sealed: N/a.
* Vented: 34-62 liters / 1.2-2.2 cu.ft..
* Driver Volume Displaced: 0.09 cu.ft. / 2.55 liters.
* Overall Diameter: 12.26-in , 311.4 mm.
* Baffle Hole Diameter: 11-in , 279.4 mm.
* Front Sealing Gasket: Yes.
* Rear Sealing Gasket: Yes.
* Mounting Holes Diameter: 0.25-in , 6.4mm.
* Mounting Holes B.C.D.: 11.71-in , 297.4mm.
* Depth: 5.63-in , 143 mm.
* Net Weight: 14.9 lbs, 6.76 kg.
* Shipping Weight: 17.9 lbs, 8.12 kgs.
* Materials of Construction.
* Coil Construction: Aluminum voice coil.
* Coil Former: Polyimide former.
* Magnet Composition: Ferrite magnet.
* Core Details: Vented core.
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* Basket Materials: Pressed steel basket.
* Cone Composition: Paper cone.
* Cone Edge Composition: Cloth cone edge.
* Dust Cap Composition: Solid composition paper dust cap.
Features
Additional Information:
Driver Size: 12″
Driver Material: Paper
Country of Origin:
United States
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