UW 1258

UW 1258

Ultimate Woofer, Ø 12″, Ø 5.1″ VC , 8Ω, 800W 87dB, FS 21Hz, QTS 0.43 VAS 138.38 LT, XMAX ± 12.5mm (0.49″)

 

Overall Dimensions305mmx154.3mm(12"x6.07")
Nominal Power Handling (DIN)P800W
Transient Power 10ms3,000W
Sensitivity 2.83V/1M87 dB SPL
Frequency ResponseSee graph
Cone/Dome MaterialComposite cellular fiber
Net WeightKg6.3
Nominal ImpedanceZ8Ω
DC ResistanceRe6.8Ω
Voice Coil Inductance @ 1KHzLBM1.33mH
Voice Coil DiameterDIA130mm (5.1")
Voice Coil Height37mm (1.45")
HE Magnetic Gap HeightHE12mm (0.47")
Max. Linear ExcursioX± 12.5mm (0.49")
Voice Coil FormerAluminum
Voice Coil WireHexatech™ Aluminum
Number Of Layers2
Magnet System TypeHigh flux double ferrite vented
B Flux DensityB0.64 T
BL ProductBXL13.67 N.A
Suspension ComplianceCms0.44 mm/N
Mechanical Q FactorQms1.88
Electrical Q FactorQes0.56
Total Q FactorQts0.43
Mechanical ResistanceRms8.15 Kg/s
Moving MassMms105.49 g
Eq. Cas Air Load (liters)VAS138.38 Lt
Resonance FrequencyFs21 Hz
Effective Piston AreaSD437 cm ²

Product Information

Features

Uniflow™ Aluminum diecast chassis
High flux double Ferrite magnet system
5.1″ Large Hexatech™ Aluminum voice coil
One-piece paper cone/center dome
Accucenter™ self-centering cone assembly
PFS™ Progression Field Symmetry spider/surround engineering

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  • Specifications