PRV Audio 12MR2000-NDY

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.2dB
• Frequency response 68 - 4800Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 54.5Hz
• Mechanical quality factor QMS 17.61
• Electrical quality factor QES 0.35
• Total quality factor QTS 0.34

Large signal parameters

• Maximum linear excursion xmax 6.2mm
• Air volume displaced at xmax VD 352cm³
• Power handling P 1000W
• Program power Pmax 2000W
• Peak power Ppeak 4000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.6Ω
• Inductance (1kHz) LE 0.69mH
• VC Diameter 100mm
• Winding height HVC 16.8mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Force factor Bl 22.8N/A
• Motor constant Bl/√RE 8.86N/√W
• Air gap height HAG 9mm

Diaphragm

• Effective diameter 270mm
• Effective area SD 573cm²
• Moving mass MMS 81.1g
• Moving mass (without air load) MMD 71.7g

Suspensions

• Stiffness KMS 9.52N/mm
• Compliance CMS 105µm/N
• Equivalent volume to the compliance VAS 48.2L
• Mechanical resistance RMS 1.58N·s/m

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 313mm
• Baffle cutout diameter 283mm
• Overall depth 151mm
• Flange thickness 11mm
• Mounting depth 140mm
• Volume occupied by the driver (estimated) 2.8L
• Net weight 6.32kg
• Frame material Die Cast Aluminium