PUNKTKILDE AUGWL0009-JN04

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.3dB

Thiele & Small parameters

• Resonance frequency (free air) fS 92.4Hz
• Mechanical quality factor QMS 3.61
• Electrical quality factor QES 0.63
• Total quality factor QTS 0.54

Large signal parameters

• Maximum linear excursion xmax 2.2mm
• Maximum excursion before damage xlim 5mm
• Air volume displaced at xmax VD 10cm³
• Power handling P 10W
• Program power Pmax 20W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.4Ω
• Inductance (1kHz) LE 0.133mH
• VC Diameter 35.6mm
• Winding height HVC 3.6mm
• Winding material Copper Clad Aluminium
• Former material Aluminum

Magnet

• Force factor Bl 3.82N/A
• Motor constant Bl/√RE 2.07N/√W
• Air gap height HAG 8mm
• Material Neodymium

Diaphragm

• Effective diameter 76mm
• Effective area SD 45.4cm²
• Moving mass MMS 4.68g
• Moving mass (without air load) MMD 4.5g
• Material Radial Magnet Aluminum

Suspensions

• Stiffness KMS 1.58N/mm
• Compliance CMS 634µm/N
• Equivalent volume to the compliance VAS 1.85L
• Mechanical resistance RMS 0.753N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 3.5″
• 89mm
• Volume occupied by the driver (estimated) 0.1L
• Net weight 0.171kg
• Frame material Aluminium Die-cast