MTX Audio RTX108

• Sensitivity (1W, 1m, infinite baffle) SPL1W 91.2dB
• Frequency response 70 - 4600Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 58Hz
• Mechanical quality factor QMS 12.80
• Electrical quality factor QES 0.77
• Total quality factor QTS 0.72

Large signal parameters

• Maximum linear excursion xmax 0.7mm
• Air volume displaced at xmax VD 26cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz, estimated) LE 1.34mH

Magnet

• Force factor Bl 9.67N/A
• Motor constant Bl/√RE 4.12N/√W

Diaphragm

• Effective diameter 213mm
• Effective area SD 356cm²
• Moving mass MMS 36.5g
• Moving mass (without air load) MMD 31.9g

Suspensions

• Stiffness KMS 4.83N/mm
• Compliance CMS 207µm/N
• Equivalent volume to the compliance VAS 37.2L
• Mechanical resistance RMS 1.04N·s/m

Dimensions

• Nominal diameter 10″
• 250mm
• Mounting depth 102mm
• Volume occupied by the driver (estimated) 1.5L