SB Audience NERO-12MWN400D

Woofer

Nominal diameter12″ / 323 mm
Resonance66 Hz
Q factor0.52
Sensitivity94.7 dB
Linear excursion± 7.1 mm
Program Power800 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

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 94.7dB
  • Frequency response 66 - 6000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 66Hz
  • Mechanical quality factor QMS 8.98
  • Electrical quality factor QES 0.55
  • Total quality factor QTS 0.52

Large signal parameters

  • Maximum linear excursion (one way) xmax 7.1mm
  • Maximum excursion before damage xlim 9mm
  • Air volume displaced at xmax VD 387cm³
  • Power handling P 400W
  • Program power Pmax 800W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.4Ω
  • Inductance (1kHz) LE 0.19mH
  • VC Diameter 75.6mm
  • Winding height HVC 17.6mm
  • Winding material Copper
  • Former material Till

Magnet

  • Flux density B 1.07T
  • Force factor Bl 17.8N/A
  • Motor constant Bl/√RE 7.66N/√W
  • Air gap height HAG 10mm
  • Material Neodymium

Diaphragm

  • Effective diameter 263mm
  • Effective area SD 543cm²
  • Moving mass MMS 78.8g
  • Moving mass (without air load) MMD 69.6g
  • Material Proprietary cone paper material with manila pulp

Suspensions

  • Stiffness KMS 14.3N/mm
  • Compliance CMS 70µm/N
  • Equivalent volume to the compliance VAS 31.1L
  • Mechanical resistance RMS 3.63N·s/m
  • Surround material Triple roll with damping glue

Dimensions

  • Nominal diameter 12
  • 323mm
  • Overall diameter 323mm
  • Baffle cutout diameter 287mm
  • Overall depth 145mm
  • Flange thickness 12mm
  • Mounting depth 133mm
  • Volume occupied by the driver 2.15L
  • Net weight 4.15kg
  • Frame material Aluminium
SB Audience NERO-12MWN400D SPL & Impedance
SB Audience NERO-12MWN400D Dimensions

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