Wavecor WF152BD09/11

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.3dB
• Frequency response 49 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 49Hz
• Mechanical quality factor QMS 10.50
• Electrical quality factor QES 0.33
• Total quality factor QTS 0.32

Large signal parameters

• Maximum linear excursion xmax 4.5mm
• Air volume displaced at xmax VD 38cm³
• Power handling P 70W
• Program power Pmax 250W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz, estimated) LE 0.35mH
• VC Diameter 32mm
• Winding height HVC 14mm
• Former material Black fiber glass

Magnet

• Force factor Bl 5.8N/A
• Motor constant Bl/√RE 3.24N/√W
• Air gap height HAG 5mm
• Diameter 110mm
• Weight 0.65kg

Diaphragm

• Effective diameter 104mm
• Effective area SD 85cm²
• Moving mass MMS 11g
• Moving mass (without air load) MMD 10.4g
• Material Kevlar/Carbon fiber

Suspensions

• Stiffness KMS 1.06N/mm
• Compliance CMS 940µm/N
• Equivalent volume to the compliance VAS 9.6L
• Mechanical resistance RMS 0.33N·s/m

Dimensions

• Nominal diameter 6″
• 152mm
• Overall diameter 152mm
• Baffle cutout diameter 128mm
• Mounting depth 75mm
• Volume occupied by the driver (estimated) 0.69L
• Net weight 1.7kg
• Frame material Die cast aluminum