SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer
SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer

SB Acoustics SB12PFCR25-4 4'' Paper Cone Woofer

IMPORTED_SB_ACOUSTIC_48
8 pcs.
In Stock
€ 24.03
Tax included
  • Vented reinforced plastic chassis
  • Proprietary cone material with natural fibers made in-house
  • Butyl rubber surround for smooth frequency response
  • Vented motor system for low compression
  • Long stroke linear suspension for improved dynamics
  • Non-resonant long life lead wires

4" | 4 Ω | 30 W

Brand

 
  • Nominal Impedance 4 Ω
  • DC resistance, Re 3.1 Ω
  • Voice coil inductance, Le 0.26 mH
  • Effective piston area, Sd 50 cm2
  • Voice coil diameter 25.4 mm
  • Voice coil height 15 mm
  • Air gap height 5 mm
  • Linear coil travel (p-p) 10 mm
  • Magnetic flux density 0.84 T
  • Magnet weight 0.32 kg
  • Net weight 0.7 kg
  • Free air resonance, Fs 58 Hz
  • Sensitivity (2.83 V / 1 m) 87.5 dB
  • Mechanical Q-factor, Qms 3.4
  • Electrical Q-factor, Qes 0.49
  • Total Q-factor, Qts 0.43
  • Moving mass incl. air, Mms 5.3 g
  • Force factor, Bl 3.5 Tm
  • Equivalent volume, VAS 5.2 liters
  • Compliance, Cms 1.42 mm/N
  • Mechanical loss, Rms 0.6 kg/s
  • Rated power handling* 30 W

* IEC 268-5, T/S parameters measured on drive units that are broken in.

Diameter
4"
Impedance
4 Ω
Power
30 W
Series
PFC/Paper
Material
Aluminum
Paper

Summary

5

(1 Reviews)

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Grade
09/14/2023

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Recommended to buy: Yes

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