Wavecor WF168WA05

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.5dB
• Frequency response 40 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 40Hz
• Mechanical quality factor QMS 7.20
• Electrical quality factor QES 0.45
• Total quality factor QTS 0.42

Large signal parameters

• Maximum linear excursion xmax 3mm
• Air volume displaced at xmax VD 39cm³
• Power handling P 60W
• Program power Pmax 120W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz) LE 0.24mH
• VC Diameter 32mm
• Winding height HVC 11mm

Magnet

• Force factor Bl 5N/A
• Motor constant Bl/√RE 2.8N/√W
• Air gap height HAG 5mm
• Weight 0.4kg

Diaphragm

• Effective diameter 129mm
• Effective area SD 131cm²
• Moving mass MMS 14g
• Moving mass (without air load) MMD 12.9g

Suspensions

• Stiffness KMS 0.877N/mm
• Compliance CMS 1140µm/N
• Equivalent volume to the compliance VAS 27.7L
• Mechanical resistance RMS 0.49N·s/m

Dimensions

• Nominal diameter 6.5″
• 165mm
• Volume occupied by the driver (estimated) 0.42L
• Net weight 1.06kg