Ciare PWA8.50

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.3dB
• Frequency response 70 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 74Hz
• Mechanical quality factor QMS 5.50
• Electrical quality factor QES 0.41
• Total quality factor QTS 0.38

Large signal parameters

• Maximum linear excursion xmax 6.8mm
• Maximum excursion before damage xlim 20mm
• Air volume displaced at xmax VD 154cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.0Ω
• Inductance (1kHz) LE 0.82mH
• VC Diameter 50mm
• Winding height HVC 17mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Force factor Bl 12.7N/A
• Motor constant Bl/√RE 5.68N/√W
• Air gap height HAG 7mm
• Material Ferrite

Diaphragm

• Effective diameter 170mm
• Effective area SD 227cm²
• Moving mass MMS 28g
• Moving mass (without air load) MMD 25.6g
• Material Water repellent

Suspensions

• Stiffness KMS 6.14N/mm
• Compliance CMS 163µm/N
• Equivalent volume to the compliance VAS 12L
• Mechanical resistance RMS 2.37N·s/m
• Surround material M-Roll - Polycotton

Dimensions

• Nominal diameter 8″
• 200mm
• Overall diameter 200mm
• Baffle cutout diameter 186mm
• Overall depth 96mm
• Flange thickness 9mm
• Mounting depth 87mm
• Volume occupied by the driver (estimated) 0.92L
• Net weight 2.7kg
• Frame material Steel