Tang Band W5-1374SB

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.1dB
• Frequency response 50 - 7500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 50Hz
• Mechanical quality factor QMS 2.50
• Electrical quality factor QES 0.56
• Total quality factor QTS 0.46

Large signal parameters

• Maximum linear excursion xmax 3mm
• Air volume displaced at xmax VD 28cm³
• Power handling P 28W
• Program power Pmax 56W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.0Ω
• Inductance (1kHz) LE 0.073mH
• VC Diameter 25.4mm

Magnet

• Force factor Bl 6.29N/A
• Motor constant Bl/√RE 2.57N/√W
• Air gap height HAG 6mm
• Material Ferrite

Diaphragm

• Effective diameter 109mm
• Effective area SD 94cm²
• Moving mass MMS 11.5g
• Moving mass (without air load) MMD 10.9g
• Material TPX

Suspensions

• Stiffness KMS 1.19N/mm
• Compliance CMS 843µm/N
• Equivalent volume to the compliance VAS 10.6L
• Mechanical resistance RMS 1.45N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 5″
• 127mm
• Volume occupied by the driver (estimated) 0.25L