Ciare HW131

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.9dB

Thiele & Small parameters

• Resonance frequency (free air) fS 68Hz
• Mechanical quality factor QMS 2.75
• Electrical quality factor QES 0.46
• Total quality factor QTS 0.39

Large signal parameters

• Maximum linear excursion xmax 4.4mm
• Air volume displaced at xmax VD 36cm³
• Power handling P 70W
• Program power Pmax 180W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.4Ω
• Inductance (1kHz) LE 0.56mH
• VC Diameter 32mm
• Winding height HVC 11.7mm
• Former material Aluminum

Magnet

• Force factor Bl 7.03N/A
• Motor constant Bl/√RE 2.78N/√W
• Air gap height HAG 6mm

Diaphragm

• Effective diameter 102mm
• Effective area SD 82cm²
• Moving mass MMS 8.4g
• Moving mass (without air load) MMD 7.8g

Suspensions

• Stiffness KMS 1.56N/mm
• Compliance CMS 640µm/N
• Equivalent volume to the compliance VAS 5.6L
• Mechanical resistance RMS 1.31N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 5″
• 130mm
• Overall diameter 130mm
• Baffle cutout diameter 112mm
• Overall depth 70mm
• Flange thickness 7mm
• Mounting depth 63mm
• Volume occupied by the driver (estimated) 0.37L
• Net weight 1.35kg
• Frame material Steel