Ideal for full-range, near field and monitoring applications.Ê Eminence recommends the APT-50 tweeter, the APT3 adapter, and the pxb2-3k5 2-way crossover with this product (not included).
| Nominal Basket Diameter | 8", 3.2mm |
| Impedance | 8 ohm |
| Power Rating | 150W rms |
| Resonance | 54Hz |
| Usable Frequency Range | 60Hz - kHz |
| Average Sensitivity | 1W @ 1m 96 dB |
| Magnet Weight | .38oz |
| Gap Height | 0.312", 7.94mm |
| Voice Coil Diameter | 2", 50.8mm |
Mounting Information
| Overall Diameter | 8.24", 9.2mm |
| Baffle Hole Diameter | 7.13", 181mm |
| Front Sealing Gasket | fitted as standard |
| Rear Sealing Gasket | fitted as standard |
| Mounting Holes Diameter | 0.218", 5.5mm |
| Mounting Hole B.C.D. | 7.75", 196.9mm |
| Depth | 3.5", 89mm |
| Shipping Weight | 7.8 lbs., 3.6 kg |
Thiele-Small Parameters
| Resonant Frequency | 54Hz |
| Impedance (RE) | 5.53 ohm |
| Coil Inductance (Le) | 0.96mH |
| Electromagnetic Q (Qes) | 0.31 |
| Mechanical Q (Qms) | 7.67 |
| Total Q (Qts) | 0.30 |
| Compliance Equivalent Volume (Vas) | 34.9 liters 1.23 cu.ft |
| Peak Diaphragm Displacement Volume (Vd) | 62cc |
| Mechanical Compliance of suspension (Cms) | 0.59mm/N |
| BL Product (BL) | 9.5 T-M |
| Diaphragm Mass inc. Airload (Mms) | 15 grams |
| Equiv. Resistance of mechanical suspension loss (Rms) | 0.66N*sec/M |
| Efficiency Bandwidth Product (EBP) | 175 |
| Voice Coil Overhang (Xmax) | 3.0mm |
| Surface Area of Cone (Sd) | 205.9cm2 |
| Impedance at Resonance (Zmax) | 143 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
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