Tang Band W5-1880

• Sensitivity (1W, 1m, infinite baffle) SPL1W 89.5dB
• Frequency response 48 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 48Hz
• Mechanical quality factor QMS 1.78
• Electrical quality factor QES 0.38
• Total quality factor QTS 0.32

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 47cm³
• Power handling P 30W
• Program power Pmax 60W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.3Ω
• Inductance (1kHz) LE 0.023mH
• VC Diameter 25.4mm

Magnet

• Force factor Bl 5.46N/A
• Motor constant Bl/√RE 2.18N/√W
• Air gap height HAG 15mm
• Material Neodymium

Diaphragm

• Effective diameter 109mm
• Effective area SD 94cm²
• Moving mass MMS 7g
• Moving mass (without air load) MMD 6.4g
• Material Paper

Suspensions

• Stiffness KMS 0.474N/mm
• Compliance CMS 2110µm/N
• Equivalent volume to the compliance VAS 26.5L
• Mechanical resistance RMS 1.19N·s/m
• Surround material Foam Rubber

Dimensions

• Nominal diameter 5″
• 127mm
• Volume occupied by the driver (estimated) 0.84L
• Net weight 2.044kg