Wavecor WF152BD05/07

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.1dB
• Frequency response 44 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 44.5Hz
• Mechanical quality factor QMS 8.20
• Electrical quality factor QES 0.30
• Total quality factor QTS 0.29

Large signal parameters

• Maximum linear excursion xmax 4.5mm
• Air volume displaced at xmax VD 42cm³
• Power handling P 70W
• Program power Pmax 140W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz) LE 0.11mH
• VC Diameter 32mm
• Winding height HVC 14mm

Magnet

• Force factor Bl 6.35N/A
• Motor constant Bl/√RE 3.55N/√W
• Air gap height HAG 5mm
• Weight 0.55kg

Diaphragm

• Effective diameter 109mm
• Effective area SD 93cm²
• Moving mass MMS 13.5g
• Moving mass (without air load) MMD 12.8g

Suspensions

• Stiffness KMS 1.06N/mm
• Compliance CMS 940µm/N
• Equivalent volume to the compliance VAS 11.5L
• Mechanical resistance RMS 0.46N·s/m

Dimensions

• Nominal diameter 6″
• 152mm
• Volume occupied by the driver (estimated) 0.58L
• Net weight 1.44kg