PRV Audio 8MB700FT

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.1dB
• Frequency response 80 - 5600Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 72.3Hz
• Mechanical quality factor QMS 6.01
• Electrical quality factor QES 0.33
• Total quality factor QTS 0.31

Large signal parameters

• Maximum linear excursion xmax 3.5mm
• Air volume displaced at xmax VD 87cm³
• Power handling P 350W
• Program power Pmax 700W
• Peak power Ppeak 1400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.2Ω
• Inductance (1kHz) LE 0.46mH
• VC Diameter 51mm
• Winding height HVC 11mm
• Winding material Copper Clad Aluminium
• Former material Glass Fiber

Magnet

• Force factor Bl 12.3N/A
• Motor constant Bl/√RE 5.37N/√W
• Air gap height HAG 8mm

Diaphragm

• Effective diameter 178mm
• Effective area SD 249cm²
• Moving mass MMS 20.9g
• Moving mass (without air load) MMD 18.2g

Suspensions

• Stiffness KMS 4.33N/mm
• Compliance CMS 231µm/N
• Equivalent volume to the compliance VAS 20L
• Mechanical resistance RMS 1.58N·s/m

Dimensions

• Nominal diameter 8″
• 203mm
• Overall diameter 209mm
• Baffle cutout diameter 186mm
• Overall depth 102mm
• Flange thickness 9mm
• Mounting depth 93mm
• Volume occupied by the driver (estimated) 1.3L
• Net weight 4.06kg
• Frame material Die Cast Aluminium