PRV Audio 18SW2200 v2

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.5dB
• Frequency response 45 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 42.7Hz
• Mechanical quality factor QMS 10.95
• Electrical quality factor QES 0.45
• Total quality factor QTS 0.44

Large signal parameters

• Maximum linear excursion xmax 9.8mm
• Air volume displaced at xmax VD 1256cm³
• Power handling P 1100W
• Program power Pmax 2200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.1Ω
• Inductance (1kHz) LE 1.92mH
• VC Diameter 100mm
• Winding height HVC 25mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Force factor Bl 24.7N/A
• Motor constant Bl/√RE 10.9N/√W
• Air gap height HAG 11mm

Diaphragm

• Effective diameter 405mm
• Effective area SD 1288cm²
• Moving mass MMS 204g
• Moving mass (without air load) MMD 173g

Suspensions

• Stiffness KMS 14.9N/mm
• Compliance CMS 67µm/N
• Equivalent volume to the compliance VAS 157L
• Mechanical resistance RMS 5.01N·s/m

Dimensions

• Nominal diameter 18″
• 457mm
• Overall diameter 460mm
• Baffle cutout diameter 423mm
• Overall depth 205mm
• Flange thickness 15mm
• Mounting depth 190mm
• Volume occupied by the driver (estimated) 7.7L
• Net weight 14.9kg
• Frame material Die Cast Aluminium