PRV Audio 12MB1500FT

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96.2dB
• Frequency response 75 - 5000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 57.2Hz
• Mechanical quality factor QMS 10.87
• Electrical quality factor QES 0.37
• Total quality factor QTS 0.36

Large signal parameters

• Maximum linear excursion xmax 6mm
• Air volume displaced at xmax VD 351cm³
• Power handling P 750W
• Program power Pmax 1500W
• Peak power Ppeak 3000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.2Ω
• Inductance (1kHz) LE 0.963mH
• VC Diameter 89mm
• Winding height HVC 17mm
• Winding material Copper Clad Aluminium
• Former material Glass Fiber

Magnet

• Force factor Bl 17.3N/A
• Motor constant Bl/√RE 7.57N/√W
• Air gap height HAG 10mm

Diaphragm

• Effective diameter 273mm
• Effective area SD 585cm²
• Moving mass MMS 59.3g
• Moving mass (without air load) MMD 49.6g

Suspensions

• Stiffness KMS 7.69N/mm
• Compliance CMS 130µm/N
• Equivalent volume to the compliance VAS 62.4L
• Mechanical resistance RMS 1.96N·s/m

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 315mm
• Baffle cutout diameter 284mm
• Overall depth 149mm
• Flange thickness 16mm
• Mounting depth 133mm
• Volume occupied by the driver (estimated) 3.1L
• Net weight 7.4kg
• Frame material Die Cast Aluminium