PUNKTKILDE ASDFL0001-0400

• Sensitivity (1W, 1m, infinite baffle) SPL1W 80dB

Thiele & Small parameters

• Resonance frequency (free air) fS 163Hz
• Mechanical quality factor QMS 5.87
• Electrical quality factor QES 0.54
• Total quality factor QTS 0.49

Large signal parameters

• Maximum linear excursion xmax 1.6mm
• Maximum excursion before damage xlim 3.5mm
• Air volume displaced at xmax VD 1.7cm³
• Power handling P 4W
• Program power Pmax 11W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.8Ω
• Inductance (1kHz) LE 0.11mH
• VC Diameter 19.4mm
• Winding height HVC 6.1mm
• Winding material PESVW
• Former material Kapton

Magnet

• Force factor Bl 3.49N/A
• Motor constant Bl/√RE 1.79N/√W
• Air gap height HAG 3mm
• Material Neodymium

Diaphragm

• Effective diameter 37mm
• Effective area SD 10.8cm²
• Moving mass MMS 1.81g
• Moving mass (without air load) MMD 1.8g
• Material Paper

Suspensions

• Stiffness KMS 1.89N/mm
• Compliance CMS 530µm/N
• Equivalent volume to the compliance VAS 0.09L
• Mechanical resistance RMS 0.32N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 1.75″
• 44mm
• Net weight 0.065kg
• Frame material Steel