MTX Audio T810-44

• Sensitivity (1W, 1m, infinite baffle) SPL1W 83.6dB
• Frequency response 39 - 200Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 39.8Hz
• Mechanical quality factor QMS 3.52
• Electrical quality factor QES 0.75
• Total quality factor QTS 0.62

Large signal parameters

• Maximum linear excursion xmax 16mm
• Air volume displaced at xmax VD 554cm³
• Power handling P 400W
• Program power Pmax 1200W

Voice Coil

• Nominal impedance Z 2 x 4Ω
• DC resistance (in series) RE 6.7Ω
• Inductance (1kHz, in series, estimated) LE 4.29mH

Magnet

• Force factor (in series) Bl 18.6N/A
• Motor constant Bl/√RE 7.18N/√W

Diaphragm

• Effective diameter 210mm
• Effective area SD 346cm²
• Moving mass MMS 155g
• Moving mass (without air load) MMD 150g

Suspensions

• Stiffness KMS 9.71N/mm
• Compliance CMS 103µm/N
• Equivalent volume to the compliance VAS 17.5L
• Mechanical resistance RMS 11N·s/m

Dimensions

• Nominal diameter 10″
• 250mm
• Volume occupied by the driver (estimated) 1.5L