Ciare HW129

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87dB

Thiele & Small parameters

• Resonance frequency (free air) fS 75Hz
• Mechanical quality factor QMS 2.07
• Electrical quality factor QES 0.76
• Total quality factor QTS 0.55

Large signal parameters

• Maximum linear excursion xmax 3.9mm
• Air volume displaced at xmax VD 34cm³
• Power handling P 50W
• Program power Pmax 150W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 0.5mH
• VC Diameter 25mm
• Winding height HVC 10.3mm
• Former material Aluminum

Magnet

• Force factor Bl 5.22N/A
• Motor constant Bl/√RE 2.21N/√W
• Air gap height HAG 5mm

Diaphragm

• Effective diameter 105mm
• Effective area SD 87cm²
• Moving mass MMS 7.77g
• Moving mass (without air load) MMD 7.2g

Suspensions

• Stiffness KMS 1.72N/mm
• Compliance CMS 580µm/N
• Equivalent volume to the compliance VAS 6.1L
• Mechanical resistance RMS 1.77N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 5″
• 130mm
• Overall diameter 130mm
• Baffle cutout diameter 112mm
• Overall depth 62mm
• Flange thickness 8mm
• Mounting depth 54mm
• Volume occupied by the driver (estimated) 0.23L
• Net weight 0.75kg
• Frame material Steel