Ideal for full-range, near field and monitoring applications.Ê Eminence recommends theÊ APT50 tweeter, the APT3Êadapter, and the pxb2-3K5 2-way crossover with this product (not included).
| Nominal Basket Diameter | 12", 304.8mm |
| Impedance | 8 ohm |
| Power Rating | 150 W rms |
| Resonance | 43Hz |
| Usable Frequency Range (with APT50) | 45Hz - kHz |
| Average Sensitivity | 1W @ 1m 97 dB |
| Magnet Weight | 38oz |
| Gap Height | 0.312", 7.94mm |
| Voice Coil Diameter | 2", 50.8mm |
Mounting Information
| Overall Diameter | 12.02", 305.2mm |
| Baffle Hole Diameter | 10.97", 278.6mm |
| Front Sealing Gasket | fitted as standard |
| Rear Sealing Gasket | fitted as standard |
| Mounting Holes Diameter | 0.25", 6.4mm |
| Mounting Hole B.C.D. | 11.63", 295.3mm |
| Depth | 4.47", 113.5mm |
| Shipping Weight | 9.5 lbs., 4.3 kg |
Thiele-Small Parameters
| Resonant Frequency | 43Hz |
| Impedance (RE) | 5.57 ohm |
| Coil Inductance (Le) | 1.01mH |
| Electromagnetic Q (Qes) | 0.51 |
| Mechanical Q (Qms) | 6.69 |
| Total Q (Qts) | 0.48 |
| Compliance Equivalent Volume (Vas) | 161 liters 5.66 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 161cc |
| Mechanical Compliance of suspension (Cms) | 0.40mm/N |
| BL Product (BL) | 10.0 T-M |
| Diaphragm Mass inc. Airload (Mms) | 34 grams |
| Equiv. Resistance of mechanical suspension loss (Rms) | 1.38N*sec/M |
| Efficiency Bandwidth Product (EBP) | 83 |
| Voice Coil Overhang (Xmax) | 3.0mm |
| Surface Area of Cone (Sd) | 532.4cm2 |
| Impedance at Resonance (Zmax) | 78 ohm |
Materials of Construction
- Kapton coil former
- Ferrite magnet
- Pressed steel basket
- Polyamide-imide coated copper voice coil
- Paper cone/cloth cone edge
- Screened cloth dust cap
