Peerless XXLS-P830845

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.6dB
• Frequency response 20 - 1000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 29Hz
• Mechanical quality factor QMS 12.50
• Electrical quality factor QES 0.69
• Total quality factor QTS 0.65

Large signal parameters

• Maximum linear excursion xmax 15.2mm
• Air volume displaced at xmax VD 746cm³
• Power handling P 175W
• Program power Pmax 350W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.8Ω
• Inductance (1kHz) LE 0.768mH
• VC Diameter 51.3mm

Magnet

• Force factor Bl 13.2N/A
• Motor constant Bl/√RE 5.48N/√W
• Air gap height HAG 8mm
• Material Ferrite

Diaphragm

• Effective diameter 250mm
• Effective area SD 491cm²
• Moving mass MMS 116g
• Moving mass (without air load) MMD 108g
• Material Paper

Suspensions

• Stiffness KMS 3.7N/mm
• Compliance CMS 270µm/N
• Equivalent volume to the compliance VAS 91.9L
• Mechanical resistance RMS 1.69N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 12″
• 305mm
• Volume occupied by the driver (estimated) 2.8L
• Net weight 6.36kg
• Frame material Cast Aluminium