Sundown Audio SD-3 8 D2 8" 300W RMS Dual 2-Ohm SD Series Subwoofer
Brand: Sundown Audio

Specifications: DC Resistance (Re): 4.0 Ω Resonance Frequency (Fs): 49.1 Hz Equivalent Volume (Vas): 6.6 L Electrical Q Factor (Qes): 0.63 Mechanical Q Factor (Qms): 4.39 Total Q Factor (Qts): 0.55 Force Factor (BL): 12.4 NA Moving Mass (incl. Air Load) (Mms): 79.0 g Suspension Compliance (Cms): 0.13 mm/N Sensitivity: 82.8 dB 1w / 1m Box Recommendations: Sealed Enclosure Suggestion: 0.4 cu. ft. Ported Enclosure Suggestion: Not Recommended Displacement: 0.10 cu. ft. Depth: 4.75 in Outside Diameter: 8.375 in Cutout: 7.375 in Recommended Tuning: 32 Hz Recommended Port Area: 8 - 12 sq. in.

Sundown Audio SD-3 8 D2 8" 300W RMS Dual 2-Ohm SD Series Subwoofer
Power Handling: RMS Power = 300-watts
Voice Coil Configuration: Dual 2-Ohm
Xmax = TBA
Under-Hung low distortion motor topology