PHL audio 2513NdU

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.9dB
• Frequency response 70 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 70Hz
• Mechanical quality factor QMS 4.93
• Electrical quality factor QES 0.24
• Total quality factor QTS 0.23

Large signal parameters

• Maximum linear excursion xmax 4mm
• Maximum excursion before damage xlim 10mm
• Air volume displaced at xmax VD 88cm³
• Power handling P 250W
• Program power Pmax 500W

Voice Coil

• Nominal impedance Z 16Ω
• DC resistance RE 11.3Ω
• Inductance (1kHz) LE 2.63mH
• VC Diameter 51mm
• Winding height HVC 13mm

Magnet

• Force factor Bl 24N/A
• Motor constant Bl/√RE 7.14N/√W
• Air gap height HAG 8mm
• Diameter 97mm
• Material Neodymium

Diaphragm

• Effective diameter 167mm
• Effective area SD 219cm²
• Moving mass MMS 28g
• Moving mass (without air load) MMD 25.7g

Suspensions

• Stiffness KMS 5.56N/mm
• Compliance CMS 180µm/N
• Equivalent volume to the compliance VAS 12.5L
• Mechanical resistance RMS 2.5N·s/m

Dimensions

• Nominal diameter 8″
• 200mm
• Overall diameter 205mm
• Baffle cutout diameter 185mm
• Overall depth 102mm
• Flange thickness 10mm
• Mounting depth 92mm
• Volume occupied by the driver 0.5L
• Net weight 2.38kg