Best Q Bomb 1inch Subwoofer Box

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..

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..

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..

Package Includes: (1) Memphis Audio MJP1544 15″ 1500 Watt MOJO Pro Car Audio Subwoofer DVC 4 ohm Sub. (1) Rockville RBS15 Big Single 15″ SPL Side Vented Car Sub Enclosure Box 4.4 Cu Ft. (1) Complete Single Sub Box Enclosure Installation Kit: Speaker Wire, Screws, Spades.
Specifically designed for high SPL performance. DVVC Direct Vent Voice Coil Cooling. Cross drilled front plate venting. Aluminum shorting ring for reduced inductance. Foam surround. Rigid paper cone. Progressive spider. Diecast basket. Single Sided compression terminals. Size: 15 Inch. Voice coil: DUAL 4Ω. RMS/PEAK: 750/1500 Watts. SENS: 88 dB. DEPTH: 7.88 Inch. CUT OUT: 13.84 Inch. Thiele Small Parameters: Resonant Frequency (fs): 31.2 Hz. Mechanical Q (Qms): 6.558. Electrical Q (Qes): 0.727. Total Q (Qts): 0.65. Sensitivity: 88 dB. Xmax Linear: 0.51 in. Displacement: 0.29 cf. Air Volume of Suspension (Vas): 2.93 cf. Moving Mass (Mms): 305.92 g. Suspension Compliance (Cms): 0.085 mmN.
Effective Piston area (Sd): 829.58 SqCm. Motor Strength (Bl): 12 TM. DC Resistance: 1.75 Ohms. Voice Coil & Magnet: Impedance Series: 8 ohms. Impedance Parallel: 2 ohms. Voice Coil Diameter: 2.5 in. RMS Power: 750 watts. Peak Power: 1500 watts. Magnet Weight: 120 oz. Magnet Diameter: 6.69 in. Physic....

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..

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..

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..