PHL audio 1120NdU

• Sensitivity (1W, 1m, infinite baffle) SPL1W 93.9dB
• Frequency response 300 - 5000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 135Hz
• Mechanical quality factor QMS 5.25
• Electrical quality factor QES 0.63
• Total quality factor QTS 0.56

Large signal parameters

• Maximum linear excursion xmax 2mm
• Maximum excursion before damage xlim 4mm
• Air volume displaced at xmax VD 30cm³
• Power handling P 130W
• Program power Pmax 260W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.4Ω
• Inductance (1kHz) LE 0.516mH
• VC Diameter 38mm
• Winding height HVC 10mm

Magnet

• Force factor Bl 8.5N/A
• Motor constant Bl/√RE 3.66N/√W
• Air gap height HAG 6mm
• Diameter 74mm
• Material Neodymium

Diaphragm

• Effective diameter 138mm
• Effective area SD 150cm²
• Moving mass MMS 9.9g
• Moving mass (without air load) MMD 8.6g

Suspensions

• Stiffness KMS 7.14N/mm
• Compliance CMS 140µm/N
• Equivalent volume to the compliance VAS 4.4L
• Mechanical resistance RMS 1.6N·s/m

Dimensions

• Nominal diameter 6.5″
• 170mm
• Overall diameter 163mm
• Baffle cutout diameter 146mm
• Overall depth 82mm
• Flange thickness 8mm
• Mounting depth 74mm
• Volume occupied by the driver 0.35L
• Net weight 1.25kg