MD Lab SW-B10E

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.5dB

Thiele & Small parameters

• Resonance frequency (free air) fS 32.8Hz
• Mechanical quality factor QMS 3.92
• Electrical quality factor QES 0.61
• Total quality factor QTS 0.52

Large signal parameters

• Power handling P 150W
• Program power Pmax 450W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.6Ω
• Inductance (1kHz, estimated) LE 1.79mH

Magnet

• Force factor Bl 11.4N/A
• Motor constant Bl/√RE 6.01N/√W

Diaphragm

• Effective diameter 214mm
• Effective area SD 361cm²
• Moving mass MMS 107g
• Moving mass (without air load) MMD 102g

Suspensions

• Stiffness KMS 4.55N/mm
• Compliance CMS 220µm/N
• Equivalent volume to the compliance VAS 40.7L
• Mechanical resistance RMS 5.6N·s/m

Dimensions

• Nominal diameter 10″
• 254mm
• Volume occupied by the driver (estimated) 1.5L