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The SW250/1 is a High End Car Audio Subwoofer with low distortion. This is the choice for those seeking a precise and realistic reproduction of the lowest frequency range in their cars. Optimally shaped aluminum cone. The lead out wires are integrated in the spider for long life and noise free performance at large excursions. Wide natural rubber surround for optimum performance over a wide temperature range. Stiff and stable injection moulded metal basket to keep the moving parts in perfect alignment under normal and extreme conditions. Extremely high temperature voice coil with kapton former. Screw terminals ensure excellent long term contact with the speaker cables.
Specifications
Specifications
- Nominal Impedance: 4 Ohms
- Recommended Frequency Range: 30 – 500 Hz
- Max Power Rating: 400 W
- RMS Power Rating: 150 W
- Characteristic Sensitivity (2.83 V, 1m): 91.5 dB
- Voice Coil Diameter: 52 mm
- Voice Coil Height: 32 mm
- Air Gap Height: 10 mm
- Linear Coil Travel (p-p): 22 mm
- Maximum Coil Travel (p-p): 35 mm
- Magnetic Gap Flux Density: 0.66 T
- Magnet Weight: 5.80 kg
- Total Weight: 6.70 kg
- Voice Coil Resistance: 3.2 Ohms
- Voice Coil Inductance: 6.39 mH
- Force Factor: 14.0 N/A
- Free Air Resonance: 31 Hz
- Moving Mass: 139g
- Air Load Mass In IEC Baffle: 3.73g
- Suspension Compliance: 0.2mm/N
- Suspension Mechanical Resistance: 4.81 Ns/m
- Effective Piston Area: 346 cm²
- VAS: 31 Litres
- QMS: 6.42
- QES: 0.46
- QTS: 0.43