Tang Band W6-1559S

• Sensitivity (1W, 1m, infinite baffle) SPL1W 88.9dB
• Frequency response 45 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 45Hz
• Mechanical quality factor QMS 7.12
• Electrical quality factor QES 0.25
• Total quality factor QTS 0.24

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Air volume displaced at xmax VD 77cm³
• Power handling P 50W
• Program power Pmax 100W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.6Ω
• Inductance (1kHz) LE 0.32mH
• VC Diameter 75.5mm

Magnet

• Force factor Bl 13.7N/A
• Motor constant Bl/√RE 5.34N/√W
• Air gap height HAG 8mm
• Material Neodymium

Diaphragm

• Effective diameter 134mm
• Effective area SD 140cm²
• Moving mass MMS 25g
• Moving mass (without air load) MMD 23.7g
• Material Black color Polypropylene-Mica

Suspensions

• Stiffness KMS 2.09N/mm
• Compliance CMS 480µm/N
• Equivalent volume to the compliance VAS 13.4L
• Mechanical resistance RMS 0.99N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 6.5″
• 165mm
• Volume occupied by the driver (estimated) 1L
• Net weight 2.5kg