VISATON FR 13 WP - 4 Ohm

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.1dB
• Frequency response 70 - 16000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 100Hz
• Mechanical quality factor QMS 2.49
• Electrical quality factor QES 2.19
• Total quality factor QTS 1.17

Large signal parameters

• Maximum linear excursion xmax 0.5mm
• Maximum excursion before damage xlim 2.5mm
• Air volume displaced at xmax VD 3.9cm³
• Power handling P 40W
• Program power Pmax 60W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.8Ω
• Inductance (1kHz) LE 0.4mH
• VC Diameter 20mm
• Winding height HVC 5mm

Magnet

• Flux density B 0.85T
• Force factor Bl 2.3N/A
• Motor constant Bl/√RE 1.18N/√W
• Air gap height HAG 4mm

Diaphragm

• Effective diameter 100mm
• Effective area SD 78cm²
• Moving mass MMS 4.8g
• Moving mass (without air load) MMD 4.3g
• Material Waterproof

Suspensions

• Stiffness KMS 1.96N/mm
• Compliance CMS 510µm/N
• Equivalent volume to the compliance VAS 4.4L
• Mechanical resistance RMS 1.21N·s/m

Dimensions

• Nominal diameter 5″
• 130mm
• Baffle cutout diameter 112mm
• Volume occupied by the driver (estimated) 0.11L
• Net weight 0.29kg