SB Acoustics 4" mid/woofer, 25mm VC PFC, Round Basket, SB12PFCR25-4
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  • SB Acoustics 4" mid/woofer, 25mm VC PFC, Round Basket, SB12PFCR25-4
  • SB Acoustics 4" mid/woofer, 25mm VC PFC, Round Basket, SB12PFCR25-4
  • SB Acoustics 4" mid/woofer, 25mm VC PFC, Round Basket, SB12PFCR25-4

SB Acoustics 4" mid/woofer, 25mm VC PFC, Round Basket, SB12PFCR25-4

SB12PFCR25-4
17,00 € Без НДС
20.74 € с НДС для покупателей из ЕС

SB Acoustics 4" mid/woofer, 25mm VC PFC, Round Basket, SB12PFCR25-4

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SB Acoustics 4" mid/woofer, 25mm VC PFC, Round Basket, SB12PFCR25-4

Special Features

  • 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
  • Round Basket

Specifications:

Nominal Impedance 4 Ω Free air resonance, Fs 58 Hz
DC resistance, Re 3.1 Ω Sensitivity (2.83 V / 1 m) 87.5 dB
Voice coil inductance, Le 0.26 mH Mechanical Q-factor, Qms 3.4
Effective piston area, Sd 50 cm2 Electrical Q-factor, Qes 0.49
Voice coil diameter 25.4 mm Total Q-factor, Qts 0.43
Voice coil height 15 mm Moving mass incl.air, Mms 5.3 g
Air gap height 5 mm Force factor, Bl 3.5 Tm
Linear coil travel (p-p) 10 mm Equivalent volume, Vas 5.2 liters
Magnetic flux density 0.84 T Compliance, Cms 1.47 mm/N
Magnet weight 0.32 kg Mechanical loss, Rms 0.6 kg/s
Net weight 0.7 kg Rated power handling* 30 W
* IEC 268-5, high-pass Butterworth, 200 Hz, 12 dB/oct.
SB Acoustics
SB12PFCR25-4
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