SEAS Excel E0037-08S W15CH001 Magnesium Cone Woofer 5.5″/8Ohm
Overview:
Precision cast and surface treated magnesium cone coupled to a natural rubber surround showing no sign of midrange (edge) resonances. Patented Hexadym magnet system of acoustically transparent design to avoid cavity resonances and air flow noise. The magnet system based on 6 small, radially magnetized Neodymium blocks is compact to reduce the reflexion of sound energy to a minimum. Heavy copper rings mounted above and below the T-shaped pole piece reduce non linear and modulation distortion and increase overload margin. Extremely stiff and stable injection moulded metal basket keeps the critical components in perfect alignment. Large windows in the basket both above and below the spider reduce sound reflexion, air flow noise and cavity resonance to a minimum. A solid copper phase plug enhances the performance of the copper rings and improves heat conduction away from the pole piece.
Highlights:
- Excellent transient response
- Detailed sound reproduction
- Wide frequency response
- Non-resonant natural rubber surround
- Patented Hexadym magnet system
- Heavy copper rings
- Solid copper phase plug
- Extremely stiff and stable injection-molded metal basket
Product Details:
Model | W15CH001 |
Product Type | Magnesium Cone Woofer |
Product Series | Excel |
Cone / Dome Diameter | 5.5″ |
Specifications:
Nominal Impedance | 8Ohm |
Frequency Range | 50 to 3000 Hz |
Short term Power Handling | 200 W |
Long term Power Handling | 70 W |
Characteristic Sensitivity (2.83V/1m) | 85 dB |
Voice Coil Diameter | 26 mm |
Voice Coil Height | 14 mm |
Air Gap Height | 6 mm |
Linear Coil Travel (p-p) | 8 mm |
Maximum Coil Travel (p-p) | 14 mm |
Magnetic Gap Flux Density | 1.0 T |
Magnet weight | 0.06 Kg |
Total Weight | 0.80 kg |
Voice Coil Resistance | 5.5 Ohms |
Voice Coil Inductance | 0.49 mH |
Force Factor | 5.1 N/A |
Free Air Resonance | 38 Hz |
Moving Mass | 9.5 g |
Air load mass in IEC Baffle | 0.38 g |
Suspension Compliance | 1.8 mm/N |
Suspension Mechanical Resistance | 1.91 Ns/m |
Effective Piston Area | 75 cm |
VAS | 14 Litres |
QMS | 2.58 |
QES | 0.50 |
QTS | 0.42 |
Frequency Response:
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