SB Acoustics SB20PFCR30-8 8'' Paper Cone Woofer

Price: 3,690.00INR
Ex Tax: 3,690.00INR
Brand:  SB Acoustics
Product Code:  SB20PFCR30-8
Availability:  Out Of Stock
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SB Acoustics SB20PFCR30-8 8'' Paper Cone Woofer


  • Vented reinforced plastic chassis
  • Proprietary cone material with natural fibers made in-house
  • Soft low damping rubber surround for improved transient response
  • Large spider for improved linearity
  • Optimized motor system
  • Vented coil former for low compression
  • Non-resonant long life lead wires

Product Specification:


Nominal Impedance

8 ohms

DC resistence,Re

5.6 ohms

voice coil inductance,Le

0.84 mH

Free air resonance,Fs

34 Hz


90.5 dB

Mechanical Q-factor,Qms


Electrical Q-factor,Qes


Total Q-factor,Qts


Moving mass incl. air,Mms

21.2 g

Force factor,BI

7.7 Tm

Equivalent volume,Vas

66.2 liters


1.0 mm/N

Mechanical loss,Rms

1.7 Kg/s

Rated power handling*


Effective piston area,Sd

216 cm²

Voice coil diameter

30.5 mm

Voice coil height

16.5 mm

Air gap height

5 mm

Linear coil travel(p-p)

11.5 mm

Magnetic flux density

1.2 T

Magnetic weight

0.54 Kg

Net weight

1.42 Kg


Product Manuals / Spec Sheets / Downloads:

Specifications Please Click Here.

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