PUNKTKILDE FSA011020-0401

• Sensitivity (1W, 1m, infinite baffle) SPL1W 80.4dB

Thiele & Small parameters

• Resonance frequency (free air) fS 150Hz
• Mechanical quality factor QMS 10.06
• Electrical quality factor QES 0.55
• Total quality factor QTS 0.52

Large signal parameters

• Maximum linear excursion xmax 2.3mm
• Maximum excursion before damage xlim 5mm
• Air volume displaced at xmax VD 3cm³
• Power handling P 10W
• Program power Pmax 20W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.5Ω
• Inductance (1kHz) LE 0.151mH
• VC Diameter 19.4mm
• Winding height HVC 8.6mm
• Winding material Copper Clad Aluminium
• Former material Kapton

Magnet

• Force factor Bl 3.82N/A
• Motor constant Bl/√RE 2.03N/√W
• Air gap height HAG 4mm
• Material Neodymium

Diaphragm

• Effective diameter 41mm
• Effective area SD 13.2cm²
• Moving mass MMS 2.47g
• Moving mass (without air load) MMD 2.4g
• Material Paper

Suspensions

• Stiffness KMS 2.12N/mm
• Compliance CMS 471µm/N
• Equivalent volume to the compliance VAS 0.116L
• Mechanical resistance RMS 0.225N·s/m

Dimensions

• Nominal diameter 2″
• 51mm
• Net weight 0.085kg
• Frame material Steel