PRV Audio 12W750A

• Sensitivity (1W, 1m, infinite baffle) SPL1W 97.6dB
• Frequency response 60 - 5500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 59.9Hz
• Mechanical quality factor QMS 17.45
• Electrical quality factor QES 0.44
• Total quality factor QTS 0.43

Large signal parameters

• Maximum linear excursion xmax 3.6mm
• Air volume displaced at xmax VD 212cm³
• Power handling P 375W
• Program power Pmax 750W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.8Ω
• Inductance (1kHz) LE 0.71mH
• VC Diameter 65.5mm
• Winding height HVC 11.5mm
• Winding material Copper Clad Aluminium
• Former material Kapton

Magnet

• Force factor Bl 14.3N/A
• Motor constant Bl/√RE 5.93N/√W
• Air gap height HAG 8.5mm

Diaphragm

• Effective diameter 273mm
• Effective area SD 585cm²
• Moving mass MMS 41.7g
• Moving mass (without air load) MMD 32.2g

Suspensions

• Stiffness KMS 5.92N/mm
• Compliance CMS 169µm/N
• Equivalent volume to the compliance VAS 81L
• Mechanical resistance RMS 0.9N·s/m

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 310mm
• Baffle cutout diameter 281mm
• Overall depth 139mm
• Flange thickness 9mm
• Mounting depth 130mm
• Volume occupied by the driver (estimated) 2.3L
• Net weight 4.92kg
• Frame material Stamped Steel