LaVoce WAF154.00-4

Woofer

Nominal diameter15″ / 380 mm
Resonance38 Hz
Q factor0.27
Sensitivity94.3 dB
Linear excursion± 12.7 mm
Program Power3000 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 94.3dB
  • Frequency response 40 - 1000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 38Hz
  • Mechanical quality factor QMS 5.18
  • Electrical quality factor QES 0.28
  • Total quality factor QTS 0.27

Large signal parameters

  • Maximum linear excursion (one way) xmax 12.7mm
  • Maximum excursion before damage xlim 21.9mm
  • Air volume displaced at xmax VD 1086cm³
  • Power handling P 1500W
  • Program power Pmax 3000W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.5Ω
  • Inductance (1kHz) LE 1.25mH
  • VC Diameter 100mm
  • Winding height HVC 32.8mm
  • Winding material Copper
  • Former material Glass fiber

Magnet

  • Force factor Bl 23N/A
  • Motor constant Bl/√RE 12.3N/√W
  • Air gap height HAG 15mm
  • Diameter 220mm
  • Height 30mm
  • Material Ferrite

Diaphragm

  • Effective diameter 330mm
  • Effective area SD 855cm²
  • Moving mass MMS 178g
  • Moving mass (without air load) MMD 161g
  • Material Water resistant treated paper

Suspensions

  • Stiffness KMS 10.2N/mm
  • Compliance CMS 98µm/N
  • Equivalent volume to the compliance VAS 101L
  • Mechanical resistance RMS 8.2N·s/m
  • Surround material Polycotton

Dimensions

  • Nominal diameter 15
  • 380mm
  • Volume occupied by the driver 5.4L
  • Net weight 15.5kg
  • Frame material Aluminium
LaVoce WAF154.00-4 SPL & Impedance
LaVoce WAF154.00-4 Dimensions

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