EASTECH FIAFD0515-1400

• Sensitivity (1W, 1m, infinite baffle) SPL1W 80.5dB

Thiele & Small parameters

• Resonance frequency (free air) fS 183Hz
• Mechanical quality factor QMS 5.56
• Electrical quality factor QES 1.19
• Total quality factor QTS 0.98

Large signal parameters

• Maximum linear excursion xmax 1.4mm
• Air volume displaced at xmax VD 1.4cm³
• Power handling P 5W
• Program power Pmax 10W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.9Ω
• Inductance (1kHz) LE 0.073mH
• VC Diameter 14.3mm
• Winding height HVC 5.3mm
• Winding material Copper Clad Aluminium
• Former material Kapton

Magnet

• Force factor Bl 1.98N/A
• Motor constant Bl/√RE 1N/√W
• Air gap height HAG 2.5mm
• Material Neodymium

Diaphragm

• Effective diameter 36mm
• Effective area SD 10.2cm²
• Moving mass MMS 1.04g
• Moving mass (without air load) MMD 1g
• Material Paper

Suspensions

• Stiffness KMS 1.37N/mm
• Compliance CMS 728µm/N
• Equivalent volume to the compliance VAS 0.107L
• Mechanical resistance RMS 0.215N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 1.75″
• 44mm
• Net weight 0.035kg
• Frame material Steel