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Focal 10"(25cm) SINGLE COIL SUBWOOFER

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Artnr: 25A4

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25 A4

10" SINGLE COIL SUBWOOFER

The Access 25 A4 sub is the ideal boost to your car audio system's bass performance. With its 25 cm (10") diameter and its 200 W RMS rated power, it is ideally suited for fitting in a sealed or bass reflex enclosure.

HIGH PERFORMANCE for a compact subwoofer

The 25 A4 provides the bass your car audio installation needs. Its Kapton-mounted 50 mm coil with spider decompression ventilation gives this speaker high power handling. With its butyl suspension, the DFS® cone is a consistent performer. And its 120 mm magnet provides very high performance and optimises the power delivered.

ENCLOSURE MOUNTED
•Compact sealed enclosure: 15-25L (0.52 - 0.88 cu.ft)
•Bass reflex enclosure: 20-35L (0.71 - 1.23 cu.ft)

WHAT MAKES IT SPECIAL
•DFS® cone (Dual Fiberglass Structure)
•Powerful 43/4" (120 mm) magnet: 200 Watts RMS
•Spider decompression ventilated coil
•High SPL


 

 25A4 10" (25cm) subwoofer SPECIFICATIONS

  • Nominal power: 200W RMS
  • Maximum power: 400W
  • Sensitivity (2,83V/1m): 85.45dB 
  • Cone: DFS® (Dual Fiberglass Structure)
    • Surround: Butyl
    • Nom. impedance: 4 ohms
  • DC resistance: 4.2 ohms
  • VC diameter: 50mm
    • VC height: 25mm
  • Former: Kapton
    • Layers: 4
    • Wire: Copper
    • Inductance: 2.85mH
  • Xmax: ± 8.5mm
    • Magnet d x h: 120mm x 30mm
  • Magnet weight: 1250g
  • Flux density: 0.8T
    • Gap height: 8mm
    • Net weight: 3.5kg

PARAMETERS

  • Fs: 23.5Hz
  • Vas: 49.85 liters
  • Qts: 0.506
  • Qes: 0.562
  • Qms: 5.059
  • Re: 4.19 ohms
  • Sd: 330.06cm2
  • Cas: 3.55e-07 m5/n
  • Mas: 129.23kg/m4
  • Ras: 3771.9 ohms.ac
  • Cms: 3.26e-04 m/n
  • Mms: 140.79g
  • Rms: 4.109Kg/s
  • Ces: 908.39mF
  • Les: 50.49mH
  • Res: 37.72 ohms
  • BI: 12.45n/a
  • SPL: 82.45 dB/W/m

Specifikationer

Artnr: 25A4

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