Tang Band W3-1750SB

• Sensitivity (1W, 1m, infinite baffle) SPL1W 80.2dB
• Frequency response 50 - 800Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 50Hz
• Mechanical quality factor QMS 5.43
• Electrical quality factor QES 0.39
• Total quality factor QTS 0.37

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 20cm³
• Power handling P 20W
• Program power Pmax 40W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.7Ω
• Inductance (1kHz) LE 0.44mH
• VC Diameter 32mm

Magnet

• Force factor Bl 8.01N/A
• Motor constant Bl/√RE 3.09N/√W
• Air gap height HAG 4mm
• Material Neodymium

Diaphragm

• Effective diameter 70mm
• Effective area SD 39cm²
• Moving mass MMS 11g
• Moving mass (without air load) MMD 10.8g
• Material Polypropylene

Suspensions

• Stiffness KMS 1.3N/mm
• Compliance CMS 771µm/N
• Equivalent volume to the compliance VAS 1.66L
• Mechanical resistance RMS 0.64N·s/m
• Surround material Santoprene

Dimensions

• Nominal diameter 3″
• 76mm
• Volume occupied by the driver (estimated) 0.15L
• Net weight 0.396kg