[READY STOCK] SUBWOOFER 12 INCH ZEVOX ZS 12D4 22 SPL SQL BY VOX RESEARCH

Subwoofer Zevox by Vox Research ZS 12D4 - 22 12" Inch Double Voice Coil for Car Audio

Specifications :

Electrical Data :

• Nominal Impedance (Zn) : 4.0 Ω
• DC Resistance (Re) : 3.2 Ω
• Maximum Impedance(Zm)2Ω/4Ω : 20.757 / 21.636 Ω
• Minimum impedance/at Freq (Zmin)@2Ω (Ω/Hz) : 2.824 / 70.548
• Minimum impedance/at Freq (Zmin)@4Ω (Ω/Hz) : 4.322 / 70.548

TS Parameters :

• Resonance Frequency (Fs)2Ω/4Ω : 35.112 Hz
• Mechanical Q Factor (Qms)2Ω/4Ω : 6.720 / 6.521
• Electrical Q Factor (Qes)2Ω/4Ω : 0.581 / 1.169
• Total Q Factor (Qts)2Ω/4Ω : 0.535 / 0.991
• Force Factor (BL)2Ω/4Ω : 12.165 / 12.132 T-M
• Moving Mass without Air Load (Mmd) : 237.498 g
• Moving Mass including Air Load(Mms) : 243.751 g
• Suspension Compliance (Cms) : 84.292u M/N• Suspension Compliance (Cms) : 84.292u M/N
• Effective Piston Area(Sd) : 490 cm2
• Equivalent Volume (Vas) : 28.841 Ltrs
• Reference Efficiency(No)2Ω/4Ω : 0.200 / 0.103 %
• Frequency Response（Free Air）2Ω/4Ω : Fo~320 / Fo~650 Hz
• Sensitivity(1W/1M)2Ω/4Ω : 87.2±2 / 84.2±2 db

Voice Coil and Magnet Parameters
• Voice Coil Diameter : 3.2 Inch
• Voice Coil Layer : 2+2
• Voice Coil Former : Black Aluminum
• Voice Coil Wire : PI-CCA
• Height of the Gap : 20 mm
• Material of Magnet : Sr. Ferrite
• Weight of Magnet : 250 oz
• Magnetic Flux Density : N/A Gauss
• Dust Cap Glassbiber : Composited
• Copper Ring : Non

Power Handling

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