Skar Audio TXL-15 D1

• Sensitivity (1W, 1m, infinite baffle) SPL1W 90.2dB
• Frequency response 20 - 250Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 41.1Hz
• Mechanical quality factor QMS 5.46
• Electrical quality factor QES 0.55
• Total quality factor QTS 0.50

Large signal parameters

• Maximum linear excursion xmax 17mm
• Air volume displaced at xmax VD 1425cm³
• Power handling P 2500W
• Program power Pmax 5000W

Voice Coil

• Nominal impedance Z 2 x 1Ω
• DC resistance (in series) RE 2.0Ω
• Inductance (1kHz, in series, estimated) LE 1.93mH
• VC Diameter 89mm

Magnet

• Force factor (in series) Bl 16.5N/A
• Motor constant Bl/√RE 11.7N/√W
• Diameter 222mm

Diaphragm

• Effective diameter 327mm
• Effective area SD 838cm²
• Moving mass MMS 290g
• Moving mass (without air load) MMD 273g

Suspensions

• Stiffness KMS 20N/mm
• Compliance CMS 50µm/N
• Equivalent volume to the compliance VAS 49.8L
• Mechanical resistance RMS 13.7N·s/m

Dimensions

• Nominal diameter 15″
• 381mm
• Baffle cutout diameter 349mm
• Mounting depth 235mm
• Volume occupied by the driver 5.1L