PRV Audio 12W800A

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96dB
• Frequency response 55 - 5800Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 49.8Hz
• Mechanical quality factor QMS 11.89
• Electrical quality factor QES 0.49
• Total quality factor QTS 0.47

Large signal parameters

• Maximum linear excursion xmax 5.7mm
• Air volume displaced at xmax VD 316cm³
• Power handling P 400W
• Program power Pmax 800W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 0.45mH
• VC Diameter 65mm
• Winding height HVC 16.2mm
• Winding material Copper Clad Aluminium
• Former material Polyimide

Magnet

• Force factor Bl 12.7N/A
• Motor constant Bl/√RE 5.42N/√W
• Air gap height HAG 9.5mm

Diaphragm

• Effective diameter 265mm
• Effective area SD 552cm²
• Moving mass MMS 46.2g
• Moving mass (without air load) MMD 37.4g

Suspensions

• Stiffness KMS 4.53N/mm
• Compliance CMS 221µm/N
• Equivalent volume to the compliance VAS 93.9L
• Mechanical resistance RMS 1.22N·s/m

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 306mm
• Baffle cutout diameter 281mm
• Overall depth 133mm
• Flange thickness 7mm
• Mounting depth 126mm
• Volume occupied by the driver (estimated) 2.2L
• Net weight 4.9kg
• Frame material Stamped Steel