PHL audio 2490

• Sensitivity (1W, 1m, infinite baffle) SPL1W 91.9dB
• Frequency response 70 - 16000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 72Hz
• Mechanical quality factor QMS 3.77
• Electrical quality factor QES 0.37
• Total quality factor QTS 0.33

Large signal parameters

• Maximum linear excursion xmax 4.5mm
• Maximum excursion before damage xlim 10mm
• Air volume displaced at xmax VD 89cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.4Ω
• Inductance (1kHz) LE 0.896mH
• VC Diameter 51mm
• Winding height HVC 13mm

Magnet

• Force factor Bl 12.9N/A
• Motor constant Bl/√RE 5.55N/√W
• Air gap height HAG 8mm
• Diameter 137mm
• Material Ferrite

Diaphragm

• Effective diameter 159mm
• Effective area SD 198cm²
• Moving mass MMS 25g
• Moving mass (without air load) MMD 22.9g

Suspensions

• Stiffness KMS 5N/mm
• Compliance CMS 200µm/N
• Equivalent volume to the compliance VAS 10.9L
• Mechanical resistance RMS 3N·s/m

Dimensions

• Nominal diameter 8″
• 200mm
• Overall diameter 205mm
• Baffle cutout diameter 185mm
• Overall depth 97mm
• Flange thickness 10mm
• Mounting depth 87mm
• Volume occupied by the driver 0.72L
• Net weight 3.0kg