PRV Audio 6MR400-NDY-4 BULLET

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.8dB
• Frequency response 145 - 14000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 178Hz
• Mechanical quality factor QMS 10.60
• Electrical quality factor QES 0.94
• Total quality factor QTS 0.87

Large signal parameters

• Maximum linear excursion xmax 3.3mm
• Air volume displaced at xmax VD 47cm³
• Power handling P 200W
• Program power Pmax 400W
• Peak power Ppeak 800W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.3Ω
• Inductance (1kHz) LE 0.13mH
• VC Diameter 38mm
• Winding height HVC 9mm
• Winding material Copper Clad Aluminium
• Former material Kapton

Magnet

• Force factor Bl 6.04N/A
• Motor constant Bl/√RE 3.32N/√W
• Air gap height HAG 5mm

Diaphragm

• Effective diameter 135mm
• Effective area SD 143cm²
• Moving mass MMS 9.31g
• Moving mass (without air load) MMD 8.1g

Suspensions

• Stiffness KMS 11.8N/mm
• Compliance CMS 85µm/N
• Equivalent volume to the compliance VAS 2.44L
• Mechanical resistance RMS 0.98N·s/m

Dimensions

• Nominal diameter 6.5″
• 165mm
• Overall diameter 166mm
• Baffle cutout diameter 145mm
• Overall depth 78mm
• Flange thickness 10mm
• Mounting depth 68mm
• Volume occupied by the driver (estimated) 0.3L
• Net weight 0.7kg
• Frame material Stamped steel