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DD Audio 9921 D1 - user opinions
Car speakers Specs << DD Audio << DD Audio 9921 D1 Specs| Specification | | | Reviews |
Summary: Type: Subwoofer; Size: 21"; RMS Power: 1500 W; Max Power: 2500 W; Impedance: 2x 1О©; DC resistance: 2 О©; Resonant frequency: 33 Hz; Total Q factor: 0.46; Suspension equivalent air volume: 162 L; Maximum linear excursion: 22 mm; ...
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Type: Subwoofer; Size: 21"; RMS Power: 1500 W; Max Power: 2500 W; Impedance: 2x 2О©; DC resistance: 2 О©; Resonant frequency: 33 Hz; Total Q factor: 0.46; Suspension equivalent air volume: 162 L; Maxi...
Type: Shallow Subwoofer; Size: 10"; RMS Power: 400 W; Max Power: 800 W; Impedance: 2x 2О©; DC resistance: 4 О©; Resonant frequency: 38 Hz; Total Q factor: 0.57; Suspension equivalent air volume: 16 L;...