Tang Band W69-1436

• Sensitivity (1W, 1m, infinite baffle) SPL1W 84.1dB
• Frequency response 40 - 350Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 40Hz
• Mechanical quality factor QMS 2.55
• Electrical quality factor QES 0.27
• Total quality factor QTS 0.24

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Air volume displaced at xmax VD 121cm³
• Power handling P 80W
• Program power Pmax 160W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz) LE 0.52mH
• VC Diameter 65.5mm

Magnet

• Force factor Bl 19.8N/A
• Motor constant Bl/√RE 11N/√W
• Air gap height HAG 6mm
• Material Neodymium

Diaphragm

• Effective diameter 167mm
• Effective area SD 220cm²
• Moving mass MMS 140g
• Moving mass (without air load) MMD 138g
• Material Polypropylene injection

Suspensions

• Stiffness KMS 7.71N/mm
• Compliance CMS 130µm/N
• Equivalent volume to the compliance VAS 9.4L
• Mechanical resistance RMS 13.8N·s/m
• Surround material Rubber W-Shape

Dimensions

• Nominal size 6 x 9″
• 152 x 229mm
• Volume occupied by the driver (estimated) 0.8L
• Net weight 1.955kg