SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4
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  • SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4
  • SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4
  • SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4
  • SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4

SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4

SB15NAC30-4
54,00 € Без НДС
65.88 € с НДС для покупателей из ЕС
SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4
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SB Acoustics 5" mid/woofer, 30mm VC NAC Alu Cone, SB15NAC30-4

Special Features

  • Vented cast aluminum chassis for optimum strength and low compression
  • Geometrically reinforced aluminum 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, Fs35 Hz
DC resistance, Re3.1 ΩSensitivity (2.83 V / 1 m)88.5 dB
Voice coil inductance, Le0.12 mHMechanical Q-factor, Qms5.65
Effective piston area, Sd82 cm2Electrical Q-factor, Qes0.32
Voice coil diameter30.5 mmTotal Q-factor, Qts0.30
Voice coil height15 mmMoving mass incl.air, Mms10.8 g
Air gap height5 mmForce factor, Bl4.8 Tm
Linear coil travel (p-p)10 mmEquivalent volume, Vas18.3 liters
Magnetic flux density1.0 TCompliance, Cms1.91 mm/N
Magnet weight0.54 kgMechanical loss, Rms0.42 kg/s
Net weight1.46 kgRated power handling*50 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.

Box recommendations:

Sealed box: 6-10 liter
Vented box: 8 liter tuned to 40 Hz

Conditions:

0.4 ohm additional series resistance
Qa = 30 (sealed box only) Qb = 7 (vented box only)
Volumes given are effective acoustic volumes
SB Acoustics
SB15NAC30-4
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