Tang Band W3-315E

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.8dB
• Frequency response 100 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 100Hz
• Mechanical quality factor QMS 5.51
• Electrical quality factor QES 0.57
• Total quality factor QTS 0.52

Large signal parameters

• Maximum linear excursion xmax 1.3mm
• Air volume displaced at xmax VD 4cm³
• Power handling P 10W
• Program power Pmax 20W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.6Ω
• Inductance (1kHz) LE 0.2mH
• VC Diameter 20.4mm

Magnet

• Force factor Bl 3.89N/A
• Motor constant Bl/√RE 1.51N/√W
• Air gap height HAG 4mm
• Material Ferrite

Diaphragm

• Effective diameter 64mm
• Effective area SD 32cm²
• Moving mass MMS 2g
• Moving mass (without air load) MMD 1.9g
• Material Aluminium / Magnesium

Suspensions

• Stiffness KMS 0.868N/mm
• Compliance CMS 1152µm/N
• Equivalent volume to the compliance VAS 1.68L
• Mechanical resistance RMS 0.23N·s/m
• Surround material Santoprene

Dimensions

• Nominal diameter 3″
• 76mm
• Volume occupied by the driver (estimated) 0.25L
• Net weight 0.637kg