Description
12" Driver, 8 Ohm, 450 Watt
The Eminence Kappa-12A 12" speaker is recommended for professional audio as a mid/hi or full-range in a vented enclosure. Made in the USA. 7-year manufacturer's warranty!
Features:
- Kapton coil former
- Polyamide-imide coated aluminum voice coil
- Ferrite magnet
- Vented pole piece
- Pressed steel basket
- Paper cone
- Cloth accordian surround
Specifications:
- SPECIFICATION
- Nominal Basket Diameter: 12", 304.8mm
- Nominal Impedance*: 8 ohms
- Power Rating**
- Watts: 450W
- Music Program: 900W
- Resonance: 45Hz
- Usable Frequency Range: 62Hz - 4.2kHz
- Sensitivity***: 99.3dB
- Magnet Weight: 80 oz.
- Gap Height: 0.37", 9.53mm
- Voice Coil Diameter: 3", 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 cu.ft.
- Peak Diaphragm Displacement Volume (Vd): 166cc
- Mechanical Compliance of Suspension (Cms): 0.3mm/N
- BL Product (BL): 15.2 T-M
- Diaphragm Mass Inc. Airload (MMs): 42 grams
- Efficiency Bandwidth Product (EBP): 161
- Maximum Linear Excursion (Xmax): 3.2mm
- Surface Area of Cone (Sd): 519.5 cm2
- Maximum Mechanical Limit (Xlim): 11.5mm
- MOUNTING INFORMATION
- Recommended Enclosure Volume
- Sealed: N/a
- Vented: 34-62 liters / 1.2-2.2 cu.ft.
- Driver Volume Displaced: 155.5 cu.in. / 2.55 liters
- Overall Diameter: 12.26", 311.4mm
- Baffle Hole Diameter: 11", 279.5mm
- Front Sealing Gasket: Fitted as standard
- Rear Sealing Gasket: Fitted as standard
- Mounting Holes Diameter: 0.25", 6.4mm
- Mounting Holes B.C.D.: 11.71", 297.5mm
- Depth: 5.63", 143mm
- Net Weight: 14.9 lbs, 6.8 kg
- Shipping Weight: 17.9 lbs, 8.2 kgs
- 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
- Dust Cap Composition: Solid composition paper dust cap