Peerless FSL-1530R01-08

• Sensitivity (1W, 1m, infinite baffle) SPL1W 97.9dB
• Frequency response 40 - 400Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 41Hz
• Mechanical quality factor QMS 4.98
• Electrical quality factor QES 0.25
• Total quality factor QTS 0.24

Large signal parameters

• Maximum linear excursion xmax 4.7mm
• Air volume displaced at xmax VD 404cm³
• Power handling P 350W
• Program power Pmax 700W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.3Ω
• Inductance (1kHz) LE 1.19mH
• VC Diameter 75.8mm

Magnet

• Force factor Bl 21.8N/A
• Motor constant Bl/√RE 9.47N/√W
• Air gap height HAG 8mm
• Material Ferrite

Diaphragm

• Effective diameter 332mm
• Effective area SD 866cm²
• Moving mass MMS 87.4g
• Moving mass (without air load) MMD 70g
• Material Paper

Suspensions

• Stiffness KMS 5.88N/mm
• Compliance CMS 170µm/N
• Equivalent volume to the compliance VAS 180L
• Mechanical resistance RMS 4.52N·s/m
• Surround material Fabric

Dimensions

• Nominal diameter 15″
• 381mm
• Volume occupied by the driver (estimated) 2.8L
• Net weight 6.3kg
• Frame material Pressed Steel