Wavecor WF118WA02

Nominal diameter4.5″ / 114 mm
Resonance65 Hz
Q factor0.44
Sensitivity85.8 dB
Linear excursion± 3 mm
Program Power100 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 85.8dB
  • Frequency response 65 - 4000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 65Hz
  • Mechanical quality factor QMS 8.60
  • Electrical quality factor QES 0.46
  • Total quality factor QTS 0.44

Large signal parameters

  • Maximum linear excursion xmax 3mm
  • Air volume displaced at xmax VD 17cm³
  • Power handling P 50W
  • Program power Pmax 100W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.3Ω
  • Inductance (1kHz) LE 0.28mH
  • VC Diameter 32mm
  • Winding height HVC 11mm

Magnet

  • Force factor Bl 5.8N/A
  • Motor constant Bl/√RE 2.31N/√W
  • Air gap height HAG 5mm
  • Weight 0.325kg

Diaphragm

  • Effective diameter 84mm
  • Effective area SD 55cm²
  • Moving mass MMS 6g
  • Moving mass (without air load) MMD 5.7g

Suspensions

  • Stiffness KMS 1N/mm
  • Compliance CMS 1000µm/N
  • Equivalent volume to the compliance VAS 4.3L
  • Mechanical resistance RMS 0.28N·s/m

Dimensions

  • Nominal diameter 4.5
  • 114mm
  • Volume occupied by the driver (estimated) 0.37L
  • Net weight 0.95kg
Wavecor WF118WA02 SPL & Impedance
Wavecor WF118WA02 Dimensions

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