Description
The engineers at Quantum Audio have designed this subwoofer from the ground up to shake the ground up. The foam surround along with the die-cast aluminum vented basket allow for maximum excursion while the protective magnet cover gives the woofer a rugged yet stylish appearance.
FEATURES
- 2.5″ / 63.5mm 4 Layer Aluminum 4 Ohm DVC
- Heavy Gauge Stamped Steel Basket
- High Temperature Voice Coil
- QEMT Aluminum Voice Coil Former
- High-Excursion Foam Surround
- Compressed Paper Cone
- Injection Molded PP Dust Cap
- Proprietary Full Round PVC Gasket
- Heavy Gauge Spring Terminal
PHYSICAL STRUCTURE
| Outside Diameter (A) | ?8.43″ (214mm) |
| Cutout Diameter (B) | 7.17″ (182mm) |
| Mounting Depth (C) | 4.88″ (124mm) |
| GENERAL SPECIFICATIONS | |
|---|---|
| Structure | 8″ (20cm) Woofer |
| Dynamic Power Handling | 3000 Watts |
| Nominal Power Handling | 1000 Watts |
| Impedance | Dual 4Ω Voice Coil |
| PARAMETERS | |
|---|---|
| Resonant Frequency (fs) | 40.731Hz |
| D.C. Voice Coil Resistance (Re) | 6.4Ω |
| Mechanical Quality Factor (Qms) | 4.149 |
| Electrical Quality Factor (Qes) | 0.585 |
| Total Quality Factor (Qts) | 0.513 |
| Mass of Diaphragm/Coil (Mms) | 133.306 g |
| Force Factor (Bl) | 19.316 |
| Sound Pressure Level (SPL) | 81.1dB |
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