VISATON FRS 8 - 8 Ohm

• Sensitivity (1W, 1m, infinite baffle) SPL1W 84.7dB
• Frequency response 100 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 120Hz
• Mechanical quality factor QMS 4.85
• Electrical quality factor QES 1.32
• Total quality factor QTS 1.04

Large signal parameters

• Maximum linear excursion xmax 0.5mm
• Maximum excursion before damage xlim 2.5mm
• Air volume displaced at xmax VD 1.6cm³
• Power handling P 30W
• Program power Pmax 50W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.2Ω
• Inductance (1kHz) LE 0.9mH
• VC Diameter 20mm
• Winding height HVC 4.5mm

Magnet

• Flux density B 0.8T
• Force factor Bl 3.2N/A
• Motor constant Bl/√RE 1.19N/√W
• Air gap height HAG 4mm

Diaphragm

• Effective diameter 63mm
• Effective area SD 31cm²
• Moving mass MMS 2.5g
• Moving mass (without air load) MMD 2.4g

Suspensions

• Stiffness KMS 1.52N/mm
• Compliance CMS 660µm/N
• Equivalent volume to the compliance VAS 0.9L
• Mechanical resistance RMS 0.39N·s/m

Dimensions

• Nominal diameter 3.3″
• 80mm
• Baffle cutout diameter 73mm
• Volume occupied by the driver (estimated) 0.1L
• Net weight 0.28kg