VISATON FR 8 JS - 8 Ohm

• Sensitivity (1W, 1m, infinite baffle) SPL1W 84.6dB
• Frequency response 80 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 130Hz
• Mechanical quality factor QMS 4.30
• Electrical quality factor QES 1.74
• Total quality factor QTS 1.24

Large signal parameters

• Maximum linear excursion xmax 1mm
• Maximum excursion before damage xlim 2mm
• Air volume displaced at xmax VD 3cm³
• Power handling P 10W
• Program power Pmax 15W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.2Ω
• Inductance (1kHz) LE 0.6mH
• VC Diameter 15mm
• Winding height HVC 5mm

Magnet

• Flux density B 1.4T
• Force factor Bl 2.77N/A
• Motor constant Bl/√RE 1.03N/√W
• Air gap height HAG 3mm

Diaphragm

• Effective diameter 62mm
• Effective area SD 30cm²
• Moving mass MMS 2.3g
• Moving mass (without air load) MMD 2.2g
• Material Waterproof

Suspensions

• Stiffness KMS 1.52N/mm
• Compliance CMS 658µm/N
• Equivalent volume to the compliance VAS 0.84L
• Mechanical resistance RMS 0.44N·s/m

Dimensions

• Nominal diameter 3.3″
• 80mm
• Baffle cutout diameter 75mm
• Net weight 0.24kg