Suited for pro audio as a mid/hi or full-range and monitor. Also recommended for bass guitar. Works well in sealed or vented enclosures.
Applications 
Woofer | Midbass | Pro Audio | Home Stereo | Home Theater | Bass Guitar
Box Type: Sealed | Vented | Horn Loading
Specifications
Download Spec Sheet Download Cab Design| SPECIFICATION | |
| Nominal Basket Diameter | 12", 305 mm | 
| Nominal Impedance* | 8 Ω | 
| Power Rating* | |
| Program Power | 500 W | 
| Watts | 250 W | 
| Resonance | 53.1 Hz | 
| Usable Frequency Range | 49 Hz - 4.3 kHz | 
| Sensitivity* | 99.6 dB | 
| Magnet Weight | 7 oz. | 
| Gap Height | 0.275", 7 mm | 
| Voice Coil Diameter | 2.5", 64 mm | 
| THIELE & SMALL PARAMETERS | |
| Resonant Frequency (fs) | 53.1 Hz | 
| DC Resistance (Re) | 5.28 Ω | 
| Coil Inductance (Le) | 0.31m H | 
| Mechanical Q (Qms) | 2.94 | 
| Electromagnetic Q (Qes) | 0.64 | 
| Total Q (Qts) | 0.52 | 
| Compliance Equivalent Volume (Vas) | 67.44 liters / 2.38 cu.ft. | 
| Peak Diaphragm Displacement Volume (Vd) | 255 cc | 
| Mechanical Compliance of Suspension (Cms) | 0.18 mm/N | 
| BL Product (BL) | 11.6 T-M | 
| Diaphragm Mass Inc. Airload (MMs) | 48.58 grams | 
| Efficiency Bandwidth Product (EBP) | 83.41 | 
| Maximum Linear Excursion (Xmax) | 4.9 mm | 
| Surface Area of Cone (Sd) | 519.5 cm2 | 
| Maximum Mechanical Limit (Xlim) | 8.5 mm | 
| MOUNTING INFORMATION | |
| Recommended Enclosure Volume | |
| Sealed | 25.49-73.62 liters / 0.9-2.6 cu.ft. | 
| Vented | 28.32-116.1 liters / 1-4.1 cu.ft. | 
| Driver Volume Displaced | 88.64 cu.in. / 1.42 liters | 
| Overall Diameter | 12.38", 314.5 mm | 
| Baffle Hole Diameter | 11.06", 280.9 mm | 
| Front Sealing Gasket | Yes | 
| Rear Sealing Gasket | Yes | 
| Mounting Holes Diameter | 0.28", 7.1mm | 
| Mounting Holes B.C.D. | 11.62", 295.2mm | 
| Depth | 6.06", 153.9 mm | 
| Net Weight | 5.1 lbs, 2.31 kg | 
| Shipping Weight | 6.8 lbs, 3.08 kgs | 
| MATERIALS OF CONSTRUCTION | |
| Coil Construction | Aluminum voice coil | 
| Coil Former | Polyimide former | 
| Magnet Composition | Neodymium magnet | 
| Core Details | Vented core | 
| Basket Materials | Die-cast aluminum basket/ heatsink | 
| Cone Composition | Paper cone | 
| Cone Edge Composition | Cloth cone edge | 
| Dust Cap Composition | Solid composition paper dust cap | 
Frequency Response
              
            
      
      
      
      


