The Eminence Delta PRO-12A Mid-Range Loudspeaker Driver is part of their Professional Series and is designed to install into custom made or prefabricated speaker cabinets, that will accomodate a 12" (304.8mm) diameter mid-range driver.
The speaker will deliver up to 800W of power at 8 ohms and will adequately reproduce vocals, live musical performances, recorded music and other audio signals in professional sound reinforcement applications. Some of the many applications include sound reinforcement speakers for DJs, musicians, small and mid-sized venues, stage monitors, and much more.
Recommended for professional audio in vented and sealed enclosures. Ideal for full-range, mid/hi and monitor wedges
12" (304.8mm) driver for cabinet installation
800W (program) of power at 8 ohms
80 oz magnet and 2.5" (63.5mm) voice coil
UPC: 876358000333
Recommended for pro audio in a sealed midrange, vented mid-bass, and bass enclosure.
| SPECIFICATION | |
| Nominal Basket Diameter | 12", 305 mm |
| Nominal Impedance* | 8 Ω |
| Power Rating* | |
| Program Power | 800 W |
| Watts | 400 W |
| Resonance | 51 Hz |
| Usable Frequency Range | 52 Hz - 4.5 kHz |
| Sensitivity* | 99.2 dB |
| Magnet Weight | 80 oz. |
| Gap Height | 0.37", 9.5 mm |
| Voice Coil Diameter | 2.5", 64 mm |
| THIELE & SMALL PARAMETERS | |
| Resonant Frequency (fs) | 51 Hz |
| DC Resistance (Re) | 5.71 Ω |
| Coil Inductance (Le) | 0.84m H |
| Mechanical Q (Qms) | 7.56 |
| Electromagnetic Q (Qes) | 0.37 |
| Total Q (Qts) | 0.35 |
| Compliance Equivalent Volume (Vas) | 81.7 liters / 2.89 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 242 cc |
| Mechanical Compliance of Suspension (Cms) | 0.21 mm/N |
| BL Product (BL) | 15.3 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 48 grams |
| Efficiency Bandwidth Product (EBP) | 138 |
| Maximum Linear Excursion (Xmax) | 4.6 mm |
| Surface Area of Cone (Sd) | 532.4 cm2 |
| Maximum Mechanical Limit (Xlim) | 13.7 mm |
| MOUNTING INFORMATION | |
| Recommended Enclosure Volume | |
| Sealed | 28-35 liters / 1-1.25 cu.ft. |
| Vented | 31-91 liters / 1.1-3.2 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 | 16.3 lbs, 7.39 kg |
| Shipping Weight | 18 lbs, 8.16 kgs |
| MATERIALS OF CONSTRUCTION | |
| Coil Construction | Aluminum voice coil |
| Coil Former | Polyimide former |
| Magnet Composition | Ferrite magnet |
| Core Details | Vented and extended 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 |
