Fi Car Audio SP3 18+ D2 - user opinions

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Fi Car Audio SP3 18+ D2

Summary: Type: Subwoofer; Size: 18"; RMS Power: 2500 W; Max Power: 5000 W; Sensitivity: 93 dB; Impedance: 2x 2О©; DC resistance: 1.8 О©; Resonant frequency: 32 Hz; Total Q factor: 0.29; Suspension equivalent air volume: 124 L; Maximum linear excursion: 34 mm; Resonant frequency: 32.2 Hz; Electrical Q: 0.30; Mechanical Q: 7.81; Suspension equivalent air volume: 124.1 L; Force factor: 21.99 TВ·m; Suspension mechanical resistance: 10.5 NВ·s/m; Suspension mechanical compliance: 61 Вµm/N; Moving mass: 374.2 g; Moving mass (including airload): 404 g; Surface of the diaphragm: 1210 cmВІ; Effective diaphragm diameter: 39.3 cm; Maximum linear excursion: В± 34 mm; Displacement volume at Xmax: 4114 cmВі; Effic ...


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