VISATON FRS 7 W - 8 Ohm

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.2dB
• Frequency response 120 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 160Hz
• Mechanical quality factor QMS 2.08
• Electrical quality factor QES 0.91
• Total quality factor QTS 0.63

Large signal parameters

• Maximum linear excursion xmax 1mm
• Maximum excursion before damage xlim 2.5mm
• Air volume displaced at xmax VD 2.2cm³
• Power handling P 8W
• Program power Pmax 15W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.6Ω
• Inductance (1kHz, estimated) LE 0.14mH
• VC Diameter 14mm
• Winding height HVC 4.5mm

Magnet

• Flux density B 1.1T
• Force factor Bl 2.5N/A
• Motor constant Bl/√RE 0.97N/√W
• Air gap height HAG 2.5mm

Diaphragm

• Effective diameter 53mm
• Effective area SD 22cm²
• Moving mass MMS 0.9g
• Moving mass (without air load) MMD 0.8g

Suspensions

• Stiffness KMS 0.88N/mm
• Compliance CMS 1136µm/N
• Equivalent volume to the compliance VAS 0.78L
• Mechanical resistance RMS 0.43N·s/m

Dimensions

• Nominal diameter 2.5″
• 65mm
• Baffle cutout diameter 61mm
• Net weight 0.22kg