Wavecor WF223BD02

Woofer

Nominal diameter9″ / 229 mm
Resonance33.1 Hz
Q factor0.46
Sensitivity87.4 dB
Linear excursion± 6.5 mm
Program Power300 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 87.4dB
  • Frequency response 33 - 2000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 33.1Hz
  • Mechanical quality factor QMS 14.30
  • Electrical quality factor QES 0.47
  • Total quality factor QTS 0.46

Large signal parameters

  • Maximum linear excursion xmax 6.5mm
  • Air volume displaced at xmax VD 139cm³
  • Power handling P 150W
  • Program power Pmax 300W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.2Ω
  • Inductance (1kHz) LE 0.2mH
  • VC Diameter 39mm
  • Winding height HVC 18mm

Magnet

  • Force factor Bl 9.5N/A
  • Motor constant Bl/√RE 3.82N/√W
  • Air gap height HAG 5mm

Diaphragm

  • Effective diameter 165mm
  • Effective area SD 213cm²
  • Moving mass MMS 33g
  • Moving mass (without air load) MMD 30.5g

Suspensions

  • Stiffness KMS 1.43N/mm
  • Compliance CMS 700µm/N
  • Equivalent volume to the compliance VAS 45L
  • Mechanical resistance RMS 0.48N·s/m

Dimensions

  • Nominal diameter 9
  • 229mm
  • Volume occupied by the driver (estimated) 1L
  • Net weight 2.5kg
Wavecor WF223BD02 Impedance
Wavecor WF223BD02 SPL
Wavecor WF223BD02 Distortion
Wavecor WF223BD02 Waterfall
Wavecor WF223BD02 Dimensions

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