Tang Band W1-1828SA

• Sensitivity (1W, 1m, infinite baffle) SPL1W 81.2dB
• Frequency response 120 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 120Hz
• Mechanical quality factor QMS 3.12
• Electrical quality factor QES 0.37
• Total quality factor QTS 0.33

Large signal parameters

• Maximum linear excursion xmax 1.3mm
• Air volume displaced at xmax VD 1.1cm³
• Power handling P 4W
• Program power Pmax 8W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.5Ω
• Inductance (1kHz) LE 0.051mH
• VC Diameter 28mm

Magnet

• Force factor Bl 2.61N/A
• Motor constant Bl/√RE 1.4N/√W
• Air gap height HAG 2.5mm
• Material Neodymium

Diaphragm

• Effective diameter 34mm
• Effective area SD 9cm²
• Moving mass MMS 0.99g
• Moving mass (without air load) MMD 1g
• Material Aluminium

Suspensions

• Stiffness KMS 0.507N/mm
• Compliance CMS 1972µm/N
• Equivalent volume to the compliance VAS 0.23L
• Mechanical resistance RMS 0.24N·s/m
• Surround material Santoprene

Dimensions

• Nominal diameter 1″
• 25mm
• Net weight 0.081kg