PHL audio 2720

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.6dB
• Frequency response 40 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 50Hz
• Mechanical quality factor QMS 3.76
• Electrical quality factor QES 0.27
• Total quality factor QTS 0.26

Large signal parameters

• Maximum linear excursion xmax 9mm
• Maximum excursion before damage xlim 19mm
• Air volume displaced at xmax VD 204cm³
• Power handling P 350W
• Program power Pmax 700W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 1.11mH
• VC Diameter 51mm
• Winding height HVC 22mm

Magnet

• Force factor Bl 12.6N/A
• Motor constant Bl/√RE 5.37N/√W
• Air gap height HAG 9mm
• Diameter 137mm
• Material Ferrite

Diaphragm

• Effective diameter 170mm
• Effective area SD 227cm²
• Moving mass MMS 25g
• Moving mass (without air load) MMD 22.6g

Suspensions

• Stiffness KMS 2.5N/mm
• Compliance CMS 400µm/N
• Equivalent volume to the compliance VAS 29.2L
• Mechanical resistance RMS 2.09N·s/m

Dimensions

• Nominal diameter 8″
• 200mm
• Overall diameter 204mm
• Baffle cutout diameter 185mm
• Overall depth 109mm
• Flange thickness 10mm
• Mounting depth 99mm
• Volume occupied by the driver 0.9L
• Net weight 3.65kg