B&C Speaker 15NBX100

Woofer

Nominal diameter15″ / 380 mm
Resonance37 Hz
Q factor0.27
Sensitivity94.1 dB
Linear excursion± 10 mm
Program Power2000 W
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 94.1dB
  • Frequency response 35 - 1500Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 37Hz
  • Mechanical quality factor QMS 4.77
  • Electrical quality factor QES 0.30
  • Total quality factor QTS 0.27

Large signal parameters

  • Maximum linear excursion xmax 10mm
  • Air volume displaced at xmax VD 855cm³
  • Power handling P 1000W
  • Program power Pmax 2000W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.6Ω
  • Inductance (1kHz) LE 1.58mH
  • VC Diameter 100mm
  • Winding height HVC 25mm
  • Winding material Copper
  • Former material Glass Fibre

Magnet

  • Flux density B 1.1T
  • Force factor Bl 22.7N/A
  • Motor constant Bl/√RE 12N/√W
  • Air gap height HAG 11mm
  • Material Neodymium Inside Slug

Diaphragm

  • Effective diameter 330mm
  • Effective area SD 855cm²
  • Moving mass MMS 176g
  • Moving mass (without air load) MMD 158g
  • Material Waterproof Both Sides

Suspensions

  • Stiffness KMS 10N/mm
  • Compliance CMS 100µm/N
  • Equivalent volume to the compliance VAS 110L
  • Mechanical resistance RMS 8.58N·s/m
  • Spider material Silicone

Dimensions

  • Nominal diameter 15
  • 380mm
  • Overall diameter 393mm
  • Baffle cutout diameter 353mm
  • Overall depth 179mm
  • Flange thickness 14mm
  • Mounting depth 165mm
  • Volume occupied by the driver 6L
  • Net weight 8.55kg
B&C Speaker 15NBX100 Impedance
B&C Speaker 15NBX100 SPL
B&C Speaker 15NBX100 Dimensions

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