MTX Audio T9924-22

• Sensitivity (1W, 1m, infinite baffle) SPL1W 91.7dB
• Frequency response 18 - 150Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 20Hz
• Mechanical quality factor QMS 5.95
• Electrical quality factor QES 0.42
• Total quality factor QTS 0.39

Large signal parameters

• Maximum linear excursion xmax 34.3mm
• Air volume displaced at xmax VD 10709cm³
• Power handling P 4000W
• Program power Pmax 8000W

Voice Coil

• Nominal impedance Z 2 x 2Ω
• DC resistance (in series) RE 4.0Ω
• Inductance (1kHz, in series, estimated) LE 12.2mH
• VC Diameter 165mm

Magnet

• Force factor (in series) Bl 44N/A
• Motor constant Bl/√RE 22N/√W
• Weight 25.5kg

Diaphragm

• Effective diameter 630mm
• Effective area SD 3122cm²
• Moving mass MMS 1623g
• Moving mass (without air load) MMD 1528g

Suspensions

• Stiffness KMS 26.3N/mm
• Compliance CMS 38µm/N
• Equivalent volume to the compliance VAS 520L
• Mechanical resistance RMS 34.8N·s/m

Dimensions

• Nominal diameter 24″
• 610mm
• Mounting baffle cutout 565 x 565mm
• Mounting depth 610mm
• Volume occupied by the driver 58.3L