P.Audio GST-151200 v3

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.7dB
• Frequency response 40 - 2000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 44Hz
• Mechanical quality factor QMS 12.33
• Electrical quality factor QES 0.53
• Total quality factor QTS 0.51

Large signal parameters

• Maximum linear excursion xmax 4.1mm
• Air volume displaced at xmax VD 363cm³
• Power handling P 1200W
• Program power Pmax 2400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.6Ω
• Inductance (1kHz) LE 0.83mH
• VC Diameter 101.6mm
• Winding height HVC 27mm
• Winding material Copper
• Former material Glass fiber

Magnet

• Flux density B 1.1T
• Force factor Bl 23.1N/A
• Motor constant Bl/√RE 9.77N/√W
• Air gap height HAG 15mm
• Material Ferrite

Diaphragm

• Effective diameter 332mm
• Effective area SD 881cm²
• Moving mass MMS 180g
• Moving mass (without air load) MMD 162g
• Material Waterproof Paper

Suspensions

• Stiffness KMS 14.3N/mm
• Compliance CMS 70µm/N
• Equivalent volume to the compliance VAS 76.8L
• Mechanical resistance RMS 4.04N·s/m
• Surround material Cloth
• Spider material Cotton (Double Silicone)

Dimensions

• Nominal diameter 15″
• 381mm
• Overall diameter 388mm
• Baffle cutout diameter 350mm
• Overall depth 197mm
• Flange thickness 17mm
• Mounting depth 180mm
• Volume occupied by the driver (estimated) 6.8L
• Net weight 15.2kg
• Frame material Aluminium