Kappa Pro-12A 12" Professional Series Speaker
High efficiency pro audio driver for vented mid-bass, and vented bass enclosures.
Applications
Woofer | Midbass | Pro Audio
Box Type: Vented | Scoop Loading
Specifications
Download Spec Sheet Download Cab Design| SPECIFICATION | |
| 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 |
| THIELE & SMALL PARAMETERS | |
| 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 |
| MOUNTING INFORMATION | |
| 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 |
| MATERIALS OF CONSTRUCTION | |
| 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 |
Frequency Response
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Kappa Pro-12A 12" Professional Series Speaker