FaitalPRO 4FE35 8Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.8dB
• Frequency response 90 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 100Hz
• Mechanical quality factor QMS 4.20
• Electrical quality factor QES 1.04
• Total quality factor QTS 0.83

Large signal parameters

• Maximum linear excursion xmax 2.7mm
• Maximum excursion before damage xlim 6.8mm
• Air volume displaced at xmax VD 14cm³
• Power handling P 30W
• Program power Pmax 60W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.5Ω
• Inductance (1kHz) LE 0.1mH
• VC Diameter 19mm
• Winding height HVC 6.8mm
• Winding material Aluminium
• Former material Kapton

Magnet

• Flux density B 1.1T
• Force factor Bl 3.9N/A
• Motor constant Bl/√RE 1.53N/√W
• Air gap height HAG 4mm
• Material Ferrite Ring

Diaphragm

• Effective diameter 81mm
• Effective area SD 51.9cm²
• Moving mass MMS 3.9g
• Moving mass (without air load) MMD 3.6g

Suspensions

• Stiffness KMS 1.54N/mm
• Compliance CMS 650µm/N
• Equivalent volume to the compliance VAS 2.4L
• Mechanical resistance RMS 0.6N·s/m

Dimensions

• Nominal diameter 4″
• 100mm
• Overall size 101 x 130mm
• Baffle cutout diameter 92mm
• Overall depth 58mm
• Flange thickness 7mm
• Mounting depth 51mm
• Volume occupied by the driver 0.15L
• Net weight 0.57kg
• Frame material Steel