PRV Audio 5MR450-NDY

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.1dB
• Frequency response 160 - 16000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 159Hz
• Mechanical quality factor QMS 22.26
• Electrical quality factor QES 0.66
• Total quality factor QTS 0.64

Large signal parameters

• Maximum linear excursion xmax 3.5mm
• Air volume displaced at xmax VD 33cm³
• Power handling P 225W
• Program power Pmax 450W
• Peak power Ppeak 900W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.9Ω
• Inductance (1kHz) LE 0.03mH
• VC Diameter 38.1mm
• Winding height HVC 9.8mm
• Winding material Copper
• Former material Kapton

Magnet

• Force factor Bl 9.42N/A
• Motor constant Bl/√RE 3.59N/√W
• Air gap height HAG 5.8mm

Diaphragm

• Effective diameter 110mm
• Effective area SD 95cm²
• Moving mass MMS 8.6g
• Moving mass (without air load) MMD 7.9g

Suspensions

• Stiffness KMS 8.62N/mm
• Compliance CMS 116µm/N
• Equivalent volume to the compliance VAS 1.47L
• Mechanical resistance RMS 0.39N·s/m

Dimensions

• Nominal diameter 5″
• 127mm
• Overall diameter 147mm
• Baffle cutout diameter 120mm
• Overall depth 75mm
• Flange thickness 9mm
• Mounting depth 66mm
• Volume occupied by the driver (estimated) 0.38L
• Net weight 1.2kg
• Frame material Die Cast Aluminium