LaVoce WAF123.00-4

Woofer

Nominal diameter12″ / 300 mm
Resonance50 Hz
Q factor0.24
Sensitivity96 dB
Linear excursion± 7 mm
Program Power1000 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 96dB
  • Frequency response 50 - 3000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 50Hz
  • Mechanical quality factor QMS 3.67
  • Electrical quality factor QES 0.26
  • Total quality factor QTS 0.24

Large signal parameters

  • Maximum linear excursion (one way) xmax 7mm
  • Maximum excursion before damage xlim 12.5mm
  • Air volume displaced at xmax VD 372cm³
  • Power handling P 500W
  • Program power Pmax 1000W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.3Ω
  • Inductance (1kHz) LE 0.72mH
  • VC Diameter 75mm
  • Winding height HVC 19mm
  • Winding material Copper Clad Aluminium
  • Former material Glass fiber

Magnet

  • Force factor Bl 15.9N/A
  • Motor constant Bl/√RE 8.74N/√W
  • Air gap height HAG 10mm
  • Diameter 190mm
  • Height 25mm
  • Material Ferrite

Diaphragm

  • Effective diameter 260mm
  • Effective area SD 531cm²
  • Moving mass MMS 62.5g
  • Moving mass (without air load) MMD 54.1g
  • Material Water resistant treated paper

Suspensions

  • Stiffness KMS 6.21N/mm
  • Compliance CMS 161µm/N
  • Equivalent volume to the compliance VAS 64.2L
  • Mechanical resistance RMS 5.35N·s/m
  • Surround material Polycotton

Dimensions

  • Nominal diameter 12
  • 300mm
  • Volume occupied by the driver 2.8L
  • Net weight 8.7kg
  • Frame material Aluminium
LaVoce WAF123.00-4 SPL & Impedance
LaVoce WAF123.00-4 Dimensions

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