PHL audio 5550MNdS

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.4dB
• Frequency response 40 - 1500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 42Hz
• Mechanical quality factor QMS 5.28
• Electrical quality factor QES 0.33
• Total quality factor QTS 0.31

Large signal parameters

• Maximum linear excursion xmax 11mm
• Maximum excursion before damage xlim 20mm
• Air volume displaced at xmax VD 958cm³
• Power handling P 500W
• Program power Pmax 1000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.3Ω
• Inductance (1kHz) LE 1.78mH
• VC Diameter 77mm
• Winding height HVC 28mm

Magnet

• Force factor Bl 23.5N/A
• Motor constant Bl/√RE 10.2N/√W
• Air gap height HAG 12mm
• Diameter 138mm
• Material Neodymium

Diaphragm

• Effective diameter 333mm
• Effective area SD 871cm²
• Moving mass MMS 130g
• Moving mass (without air load) MMD 113g

Suspensions

• Stiffness KMS 9.09N/mm
• Compliance CMS 110µm/N
• Equivalent volume to the compliance VAS 118L
• Mechanical resistance RMS 6.5N·s/m

Dimensions

• Nominal diameter 15″
• 380mm
• Overall diameter 381mm
• Baffle cutout diameter 355mm
• Overall depth 182mm
• Flange thickness 13mm
• Mounting depth 169mm
• Volume occupied by the driver 3.9L
• Net weight 5.1kg