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SB Acoustics 4" mid/woofer, 25mm VC, ceramic cone, SB12CACS25-4

SB12CACS25-4

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SB Acoustics 4" mid/woofer, 25mm VC, ceramic cone, SB12CACS25-4

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57,16 €

46,85 € Без НДС***

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SB Acoustics 4" mid/woofer, 25mm VC, ceramic cone, SB12CACS25-4

Special Features

  • Vented cast aluminum chassis for optimum strength and low compression
  • Geometrically reinforced ceramic cone for optimum piston operation and reduced break-up
  • Soft low damping rubber surround for improved transient response
  • Non-conducting fibre glass voice coil former for minimum damping
  • Extended copper sleeve on pole piece for low inductance and low distortion
  • CCAW voice coil for reduced moving mass
  • Long life silver lead wires
  • Vented pole piece for reduced compression

Specifications:

Nominal Impedance4 ΩFree air resonance, Fs51 Hz
DC resistance, Re3.1 ΩSensitivity (2.83 V / 1 m)88 dB
Voice coil inductance, Le0.26 mHMechanical Q-factor, Qms4.89
Effective piston area, Sd50 cm2Electrical Q-factor, Qes0.33
Voice coil diameter25.4 mmTotal Q-factor, Qts0.31
Voice coil height15 mmMoving mass incl.air, Mms6.1 g
Air gap height5 mmForce factor, Bl4.3 Tm
Linear coil travel (p-p)10 mmEquivalent volume, Vas5.7 liters
Magnetic flux density1.07 TCompliance, Cms1.6 mm/N
Magnet weight0.40 kgMechanical loss, Rms0.4 kg/s
Net weight0.92 kgRated power handling*30 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.

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SB Acoustics 4" mid/woofer, 25mm VC, ceramic cone, SB12CACS25-4

SB Acoustics 4" mid/woofer, 25mm VC, ceramic cone, SB12CACS25-4

SB Acoustics 4" mid/woofer, 25mm VC, ceramic cone, SB12CACS25-4