FaitalPRO 4FE44 8Ω

Mid-range

Nominal diameter4″ / 100 mm
Resonance150 Hz
Q factor0.33
Sensitivity92.2 dB
Linear excursion± 1.7 mm
Program Power80 W
FaitalPRO 4FE44 8Ω Mid-range
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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 92.2dB
  • Frequency response 200 - 8000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 150Hz
  • Mechanical quality factor QMS 5.23
  • Electrical quality factor QES 0.35
  • Total quality factor QTS 0.33

Large signal parameters

  • Maximum linear excursion (one way) xmax 1.7mm
  • Maximum excursion before damage xlim 5.1mm
  • Air volume displaced at xmax VD 8.6cm³
  • Power handling P 40W
  • Program power Pmax 80W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 4.7Ω
  • Inductance (1kHz) LE 0.16mH
  • VC Diameter 25mm
  • Winding height HVC 5mm
  • Winding material Copper
  • Former material Kapton

Magnet

  • Flux density B 1.7T
  • Force factor Bl 7.2N/A
  • Motor constant Bl/√RE 3.32N/√W
  • Air gap height HAG 5mm
  • Material Neodymium Ring

Diaphragm

  • Effective diameter 81mm
  • Effective area SD 51.5cm²
  • Moving mass MMS 3.9g
  • Moving mass (without air load) MMD 3.6g

Suspensions

  • Stiffness KMS 3.45N/mm
  • Compliance CMS 290µm/N
  • Equivalent volume to the compliance VAS 1.1L
  • Mechanical resistance RMS 0.7N·s/m

Dimensions

  • Nominal diameter 4″
  • 100mm
  • Overall size 101 x 130mm
  • Baffle cutout diameter 92mm
  • Overall depth 54mm
  • Flange thickness 7mm
  • Mounting depth 47mm
  • Volume occupied by the driver 0.15L
  • Net weight 0.41kg
  • Frame material Steel
Impedance
SPL
FaitalPRO 4FE44 8Ω Impedance
FaitalPRO 4FE44 8Ω SPL
FaitalPRO 4FE44 8Ω Dimensions
PDF fileDatasheet

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