Ciare HW320

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.8dB

Thiele & Small parameters

• Resonance frequency (free air) fS 27Hz
• Mechanical quality factor QMS 3.50
• Electrical quality factor QES 0.51
• Total quality factor QTS 0.44

Large signal parameters

• Maximum linear excursion xmax 6.3mm
• Air volume displaced at xmax VD 340cm³
• Power handling P 120W
• Program power Pmax 240W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.5Ω
• Inductance (1kHz) LE 0.66mH
• VC Diameter 38mm
• Winding height HVC 16.5mm
• Former material Aluminum

Magnet

• Force factor Bl 9.63N/A
• Motor constant Bl/√RE 3.78N/√W
• Air gap height HAG 8mm

Diaphragm

• Effective diameter 262mm
• Effective area SD 539cm²
• Moving mass MMS 43g
• Moving mass (without air load) MMD 34.2g
• Material Treated Cellulose

Suspensions

• Stiffness KMS 1.25N/mm
• Compliance CMS 800µm/N
• Equivalent volume to the compliance VAS 293L
• Mechanical resistance RMS 2.08N·s/m
• Surround material Polyurethane

Dimensions

• Nominal diameter 12″
• 320mm
• Overall diameter 312mm
• Baffle cutout diameter 285mm
• Overall depth 141mm
• Flange thickness 10mm
• Mounting depth 131mm
• Volume occupied by the driver (estimated) 1.6L
• Net weight 2.9kg
• Frame material Steel