21 WX - Focal Utopia Be 8" 500 Watt Subwoofer
- SKU #: 75314
| Features: |
- Subwoofer 21 cm "W"
- Frequency response (+/- 3 dB): 29 Hz (depending on load)
- Nom. power handling: 250 W/500 W
- Sensitivity (2,83V/1 m): 86,5 dB
- Nom. Impedance: 4 ohms
- Voice Coil Diameter: 50 mm
- Voice Coil Height: 25 mm
- Xmax: 8,5 mm
- Free air Resonance(Fs): 36,63 Hz
- Compliance volume (VAS): 18,8 litres
- Total Q (Qts): 0,6
- Electrical Q (Qes): 0,77
- Mechanical Q (Qms): 2,81
- Voice Coil DC Resistance (Re): 3,4 ohms
- Driver Area (Sd): 208,7 cm2
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