Focal Polyglass 12" 4 ohm SVC Bas

1 2 3 4 5
(0/5) Bli först med att betygsätta.
Artnr: 30A4

Beskrivning

30 A4

12" SINGLE COIL SUBWOOFER

The Access 30 A4 subwoofer develops a rated power of 250 W RMS. The essential complement to your car audio installation, it gives your kit heightened dynamics and you benefit from powerful Focal sound. It is ideal for use in sealed and bass reflex enclosures.

RELIABLE, EXTREME PERFORMANCE

The 30 A4 sub is a fantastic addition to your car audio system. It achieves extreme performance levels and powerful, deep bass. Its 30 cm glass fibre DFS® cone is mounted on butyl suspension, providing consistent performance and increasing the subwoofer's life. The 30 A4 benefits from high power handling due to its powerful magnet and Kapton-mounted 50 mm coil ventilated by a spider decompression system.

ENCLOSURE MOUNTED
•Compact sealed enclosure: 20-30L (0.70 - 1.05 cu.ft)
•Bass reflex enclosure: 25-35L (0.88 - 1.23 cu.ft)

WHAT MAKES THE DIFFERENCE
•DFS® cone (Dual Fiberglass Structure)
•Powerful 43/4" (120 mm) magnet: 250 Watts RMS
•Spider decompression ventilated coil
•Great dynamics
•High power


 

30A4 12" (30cm) subwoofer SPECIFICATIONS

  • Nominal power: 250W RMS
    • Maximum power: 500W
    • Sensitivity (2,83V/1m): 87.18dB
    • Cone: DFS® (Dual Fiberglass Structure)
    • Surround: Butyl
    • Nom. impedance: 4 ohms
    • DC resistance: 4 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: 3.7kg

 

PARAMETERS

  • Fs: 24.7Hz
    • Vas: 86.91 liters
    • Qts: 0.671
    • Qes: 0.764
    • Qms: 5.49
    • Re: 4.01 ohms
    • Sd: 510.71cm2
    • Cas: 6.19e-07 m5/n
    • Mas: 67.1kg/m4
    • Ras: 1896.71 ohms.ac
    • Cms: 2.37e-04 m/n
    • Mms: 175g
    • Rms: 4.947Kg/s
    • Ces: 1227.64mF
    • Les: 33.82mH
    • Res: 28.82 ohms
    • BI: 11.94n/a
    • SPL: 84.18 dB/W/m

Specifikationer

Artnr: 30A4

Omdöme

Lämna ett omdöme
Omdöme (0)

Dela

Blogga om
Andra produkter från samma kategori
  • 130 AS 2-WAY COMPONENT KIT The 130 mm Access 130 AS 2-way component speaker...
    Art nr. 130AS
  • 165 AS 2-WAY COMPONENT KIT The Access 165 AS car audio 2-way component kit ...
    Art nr. 165AS
  • 100 AC 4" 2-WAY COAXIAL KIT The Access 100 AC car audio kit produces very g...
    Art nr. 100AC
  • 690 AC 6x9" 2-WAY COAXIAL KIT The Access 690 coaxial kit has been designed ...
    Art nr. 690AC