Tang Band W2-1803S

• Sensitivity (1W, 1m, infinite baffle) SPL1W 81.3dB
• Frequency response 155 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 155Hz
• Mechanical quality factor QMS 2.84
• Electrical quality factor QES 1.02
• Total quality factor QTS 0.75

Large signal parameters

• Maximum linear excursion xmax 0.7mm
• Air volume displaced at xmax VD 0.9cm³
• Power handling P 3W
• Program power Pmax 6W

Voice Coil

• Nominal impedance Z 6Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 0.023mH
• VC Diameter 14.3mm

Magnet

• Force factor Bl 2.31N/A
• Motor constant Bl/√RE 0.98N/√W
• Air gap height HAG 2mm
• Material Neodymium

Diaphragm

• Effective diameter 41mm
• Effective area SD 13cm²
• Moving mass MMS 0.99g
• Moving mass (without air load) MMD 1g
• Material Polypropylene

Suspensions

• Stiffness KMS 0.947N/mm
• Compliance CMS 1056µm/N
• Equivalent volume to the compliance VAS 0.25L
• Mechanical resistance RMS 0.34N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 2″
• 51mm
• Net weight 0.07kg