SEAS OR005-04 FA8RCND/S

• Sensitivity (1W, 1m, infinite baffle) SPL1W 83dB
• Frequency response 100 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 72Hz
• Mechanical quality factor QMS 4.25
• Electrical quality factor QES 0.39
• Total quality factor QTS 0.36

Large signal parameters

• Maximum linear excursion xmax 4mm
• Maximum excursion before damage xlim 4.3mm
• Air volume displaced at xmax VD 9.5cm³
• Power handling P 10W
• Program power Pmax 12W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.4Ω
• Inductance (1kHz) LE 0.14mH
• VC Diameter 25.5mm
• Winding height HVC 8.8mm

Magnet

• Flux density B 0.61T
• Force factor Bl 3.3N/A
• Motor constant Bl/√RE 1.79N/√W
• Air gap height HAG 3mm
• Diameter 33mm
• Weight 0.031kg

Diaphragm

• Effective diameter 55mm
• Effective area SD 23.8cm²
• Moving mass MMS 2.8g
• Moving mass (without air load) MMD 2.7g
• Material Paper

Suspensions

• Stiffness KMS 0.565N/mm
• Compliance CMS 1770µm/N
• Equivalent volume to the compliance VAS 1.4L
• Mechanical resistance RMS 0.29N·s/m

Dimensions

• Nominal diameter 3″
• 80mm
• Overall diameter 75mm
• Baffle cutout diameter 63mm
• Mounting depth 35mm
• Net weight 0.122kg