Ciare CX171

• Sensitivity (1W, 1m, infinite baffle) SPL1W 89.6dB

Thiele & Small parameters

• Resonance frequency (free air) fS 67Hz
• Mechanical quality factor QMS 3.41
• Electrical quality factor QES 0.65
• Total quality factor QTS 0.55

Large signal parameters

• Maximum linear excursion xmax 3mm
• Air volume displaced at xmax VD 40cm³
• Power handling P 60W
• Program power Pmax 150W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz, estimated) LE 0.33mH
• VC Diameter 25mm
• Former material Aluminium

Magnet

• Force factor Bl 4.6N/A
• Motor constant Bl/√RE 2.57N/√W
• Air gap height HAG 5mm
• Material Ferrite

Diaphragm

• Effective diameter 130mm
• Effective area SD 132cm²
• Moving mass MMS 10g
• Moving mass (without air load) MMD 8.9g

Suspensions

• Stiffness KMS 1.82N/mm
• Compliance CMS 550µm/N
• Equivalent volume to the compliance VAS 13.6L
• Mechanical resistance RMS 1.23N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 6.5″
• 165mm
• Overall diameter 165mm
• Baffle cutout diameter 142mm
• Overall depth 64mm
• Flange thickness 6mm
• Mounting depth 58mm
• Volume occupied by the driver (estimated) 0.35L
• Frame material Steel