Peerless FSL-1020R03-08

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.4dB
• Frequency response 45 - 3000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 49Hz
• Mechanical quality factor QMS 2.81
• Electrical quality factor QES 0.44
• Total quality factor QTS 0.38

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 185cm³
• Power handling P 200W
• Program power Pmax 400W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.7Ω
• Inductance (1kHz) LE 0.093mH
• VC Diameter 50.5mm

Magnet

• Force factor Bl 11.4N/A
• Motor constant Bl/√RE 4.77N/√W
• Air gap height HAG 8mm
• Material Ferrite

Diaphragm

• Effective diameter 218mm
• Effective area SD 373cm²
• Moving mass MMS 32.6g
• Moving mass (without air load) MMD 27.6g
• Material Paper

Suspensions

• Stiffness KMS 3.13N/mm
• Compliance CMS 320µm/N
• Equivalent volume to the compliance VAS 62.9L
• Mechanical resistance RMS 3.57N·s/m
• Surround material Fabric

Dimensions

• Nominal diameter 10″
• 254mm
• Volume occupied by the driver (estimated) 1.6L
• Net weight 3.8kg
• Frame material Pressed Steel