ReviewsFactor Maxs

Sundown Audio U-10 D4 10" 1500W RMS Dual 4-Ohm U-Series Subwoofer

Specifications: DC Resistance (Re): 6.1 Ω | Resonance Frequency (Fs): 41.1 Hz | Equivalent Volume (Vas): 11.5 L | Electrical Q Factor (Qes): 0.39 | Mechanical Q Factor (Qms): 3.21 | Total Q Factor (Qts): 0.35 | Force Factor (BL): 29.7 NA | Moving Mass (incl. Air Load) (Mms): 219.7 g | Suspension Compliance (Cms): 0.07 mm/N | Sensitivity: 84.9 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 0.5 cu. ft. | Ported Enclosure Suggestion: 1.0 cu. ft. | Displacement: 0.21 cu. ft. | Depth: 7.007 in |Outside Diameter: 10.94 in | Cutout: 9.17 in | Recommended Tuning: 32 Hz | Recommended Port Area: 16 sq. in..

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Sundown Audio E-8 V.6 D2 8' 300W RMS Dual 2-Ohm EV.6 Series Subwoofer

SA-8 V.3- Sundown Audio 8 inch 500W RMS Dual 4-OhmSeries Subwoofer.
Specifications:Resistance (Re): 6.0 & 3A9.
| Resonance Frequency (Fs): 40.0| Equivalent Volume (Vas): 7.17 L | Electrical Q Factor (Qes): 0.392 | Mechanical Q Factor (Qms): 4.310 | Total Q Factor (Qts): 0.360 | Force Factor (BL): 22.06| Moving Mass (incl. Air Load) (Mms): 126.6 g | Suspension Compliance (Cms): 125 & 3BC.
Box Recommendations: Sealed Enclosure Suggestion: Not Recommended | Ported Enclosure Suggestion: 0.5 – 0.75 cu. ft..
Hz | Displacement: 0.08 cu. ft. | Depth: 6.625|Outside Diameter: 8.375| Cutout: 7.375 in.

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Sundown Audio LCS v2 D4 12' 300W RMS Dual 4Ohm Subwoofers (Pair)

Sundown Audio U-12 D2 12″ 1500W RMS Dual 2-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 3.8 Ω | Resonance Frequency (Fs): 42.2 Hz | Equivalent Volume (Vas): 17.9 L | Electrical Q Factor (Qes): 0.30 | Mechanical Q Factor (Qms): 2.67 | Total Q Factor (Qts): 0.27 | Force Factor (BL): 31.2 NA | Moving Mass (incl. Air Load) (Mms): 290.2 g | Suspension Compliance (Cms): 0.05 mm/N | Sensitivity: 88.4 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 1.0 cu. ft. | Ported Enclosure Suggestion: 2.0 cu. ft. | Displacement: 0.21 cu. ft. | Depth: 7.75 in | Outside Diameter: 12.83 in | Cutout: 11.01 in | Recommended Tuning: 32 Hz | Recommended Port Area: 32 sq. in..

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Sundown Audio X-8 Series Subwoofers 800W RMS (X-8 V.3 D2 8' Subwoofer)

SA-8 V.3 D2 – Sundown Audio 8″ 500W RMS Dual 2-Ohm SA Series Subwoofer.
Specifications: DC Resistance (Re): 3.36 Ω | Resonance Frequency (Fs): 38.29 Hz | Equivalent Volume (Vas): 6.88 L | Electrical Q Factor (Qes): 0.324 | Mechanical Q Factor (Qms): 6.310 | Total Q Factor (Qts): 0.309 | Force Factor (BL): 18.94 NA | Moving Mass (incl. Air Load) (Mms): 144 g | Suspension Compliance (Cms): 120 μm/N | Sensitivity: 82.79 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: Not Recommended | Ported Enclosure Suggestion: 0.5 – 0.75 cu. ft. @ 35 Hz | Displacement: 0.08 cu. ft. | Depth: 6.625 in |Outside Diameter: 8.375 in | Cutout: 7.375 in.

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SA-12 D4 CLASSIC - Sundown Audio 12' 750W Dual 4-Ohm SA Series Subwoofer

Sundown Audio U-12 D4 12″ 1500W RMS Dual 4-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 6.1 Ω | Resonance Frequency (Fs): 40.0 Hz | Equivalent Volume (Vas): 12.3 L | Electrical Q Factor (Qes): 0.38 | Mechanical Q Factor (Qms): 2.93 | Total Q Factor (Qts): 0.34 | Force Factor (BL): 33.7 NA | Moving Mass (incl. Air Load) (Mms): 284.5 g | Suspension Compliance (Cms): 0.06 mm/N | Sensitivity: 85.0 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 1.0 cu. ft. | Ported Enclosure Suggestion: 2.0 cu. ft. | Displacement: 0.21 cu. ft. | Depth: 7.75 in | Outside Diameter: 12.83 in | Cutout: 11.01 in | Recommended Tuning: 32 Hz | Recommended Port Area: 32 sq. in..

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Sundown Audio U-12 D2 12' 1500W RMS Dual 2-Ohm U-Series Subwoofer

Sundown Audio U-12 D4 12″ 1500W RMS Dual 4-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 6.1 Ω | Resonance Frequency (Fs): 40.0 Hz | Equivalent Volume (Vas): 12.3 L | Electrical Q Factor (Qes): 0.38 | Mechanical Q Factor (Qms): 2.93 | Total Q Factor (Qts): 0.34 | Force Factor (BL): 33.7 NA | Moving Mass (incl. Air Load) (Mms): 284.5 g | Suspension Compliance (Cms): 0.06 mm/N | Sensitivity: 85.0 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 1.0 cu. ft. | Ported Enclosure Suggestion: 2.0 cu. ft. | Displacement: 0.21 cu. ft. | Depth: 7.75 in | Outside Diameter: 12.83 in | Cutout: 11.01 in | Recommended Tuning: 32 Hz | Recommended Port Area: 32 sq. in..

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SUNDOWN AUDIO SD-4 12 D4 12' 600W RMS Dual 4-OHM Shallow SUBWOOFER Speaker New

Sundown Audio U-12 D4 12″ 1500W RMS Dual 4-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 6.1 Ω | Resonance Frequency (Fs): 40.0 Hz | Equivalent Volume (Vas): 12.3 L | Electrical Q Factor (Qes): 0.38 | Mechanical Q Factor (Qms): 2.93 | Total Q Factor (Qts): 0.34 | Force Factor (BL): 33.7 NA | Moving Mass (incl. Air Load) (Mms): 284.5 g | Suspension Compliance (Cms): 0.06 mm/N | Sensitivity: 85.0 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 1.0 cu. ft. | Ported Enclosure Suggestion: 2.0 cu. ft. | Displacement: 0.21 cu. ft. | Depth: 7.75 in | Outside Diameter: 12.83 in | Cutout: 11.01 in | Recommended Tuning: 32 Hz | Recommended Port Area: 32 sq. in..

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Sundown Audio U-18 D2 18" 1500W RMS Dual 2-Ohm U-Series Subwoofer

Sundown Audio U-18 D2 18" 1500W RMS Dual 2-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 3.8 Ω | Resonance Frequency (Fs): 31.3 Hz | Equivalent Volume (Vas): 135.4 L | Electrical Q Factor (Qes): 0.37 | Mechanical Q Factor (Qms): 3.41 | Total Q Factor (Qts): 0.33 | Voice Coil Inductance (Le): 2.62 mH | Force Factor (BL): 29.9 NA | Moving Mass (incl. Air Load) (Mms): 444.1 g | Suspension Compliance (Cms): 0.06 mm/N | Sensitivity: 92.3 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 3.0 cu. ft. | Ported Enclosure Suggestion: 4.0 cu. ft. | Displacement: TBA | Depth: 10.11 in | Outside Diameter: 18.66 in | Cutout: 16.69 in | Recommended Tuning: 32 Hz | Recommended Port Area: 64 sq. in..

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Sundown Audio U-15 D2 15" 1500W RMS Dual 2-Ohm U-Series Subwoofer

Sundown Audio U-15 D2 15" 1500W RMS Dual 2-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 3.8 Ω | Resonance Frequency (Fs): 37.9 Hz | Equivalent Volume (Vas): 54.0 L | Electrical Q Factor (Qes): 0.34 | Mechanical Q Factor (Qms): 3.10 | Total Q Factor (Qts): 0.31 | Voice Coil Inductance (Le): 2.44 mH | Force Factor (BL): 30.7 NA | Moving Mass (incl. Air Load) (Mms): 355.7 g | Suspension Compliance (Cms): 0.05 mm/N | Sensitivity: 91.2 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 2.0 cu. ft. | Ported Enclosure Suggestion: 3.0 cu. ft. | Displacement: 0.24 cu. ft. | Depth: 9.05 in | Outside Diameter: 15.59 in | Cutout: 14.01 in | Recommended Tuning: 32 Hz | Recommended Port Area: 48 sq. in..

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Sundown Audio U-15 D4 15" 1500W RMS Dual 4-Ohm U-Series Subwoofer

Sundown Audio U-15 D4 15" 1500W RMS Dual 4-Ohm U-Series Subwoofer.
Specifications: DC Resistance (Re): 6.1 Ω | Resonance Frequency (Fs): 34.9 Hz | Equivalent Volume (Vas): 63.9 L | Electrical Q Factor (Qes): 0.39 | Mechanical Q Factor (Qms): 3.48 | Total Q Factor (Qts): 0.35 | Voice Coil Inductance (Le): 3.80 mH | Force Factor (BL): 34.6 NA | Moving Mass (incl. Air Load) (Mms): 353.0 g | Suspension Compliance (Cms): 0.06 mm/N | Sensitivity: 90.2 dB 1w / 1m.
Box Recommendations: Sealed Enclosure Suggestion: 2.0 cu. ft. | Ported Enclosure Suggestion: 3.0 cu. ft. | Displacement: 0.24 cu. ft. | Depth: 9.05 in | Outside Diameter: 15.59 in | Cutout: 14.01 in | Recommended Tuning: 32 Hz | Recommended Port Area: 48 sq. in..

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Image Dynamics SQ1200.1D Monoblock 1200 Watts RMS SQ Series Amplifier

15" Dual 4 ohm ID MAX V.4 Series Subwoofer | Pressed paper composite cone woofer | Parabolic EPDM rubber surround | Over 2" long linear excursion | RaDiaToR cooling system for heat dissipation | Radiant Diametric Torsional Reinforcement.
High compliance suspension design | Flat spider with NOMEX cloth woven tinsel leads | High-temperature flat wire, flat wound voice coil | Inverted dust cap with logo | Powder coated alloy proprietary basket.
DC Resistance (Re): 3.10 Ω | Resonance Frequency (Fs): 29.61 Hz | Equivalent Volume (Vas): 109.03 L | Electrical Q Factor (Qes): 0.75 | Mechanical Q Factor (Qms): 1.47 | Total Q Factor (Qts): 0.5 | Frequency response: 20-250 Hz.
Peak Excursion (Xmax): 44 mm | Force Factor (BL): 11.40 Tm | Piston Area (Sd): 934.79 cm2 | Sensitivity: 87.60 dB 1w/1m.
Mounting Depth: 10.40 in | Outside Diameter: 16.22 in | Cutout: 14.80 in.

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