Eminence PF-350

• Sensitivity (1W, 1m, infinite baffle) SPL1W 98.7dB
• Frequency response 65 - 3500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 63Hz
• Mechanical quality factor QMS 8.48
• Electrical quality factor QES 0.44
• Total quality factor QTS 0.42

Large signal parameters

• Maximum linear excursion xmax 0.8mm
• Air volume displaced at xmax VD 43cm³
• Power handling P 350W
• Program power Pmax 700W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.4Ω
• Inductance (1kHz) LE 0.4mH
• VC Diameter 102mm
• Winding material Edge Wound Aluminum
• Former material Polyimide

Magnet

• Force factor Bl 16.7N/A
• Motor constant Bl/√RE 6.15N/√W
• Air gap height HAG 7.2mm
• Weight 3.09kg
• Material Ferrite

Diaphragm

• Effective diameter 264mm
• Effective area SD 545cm²
• Moving mass MMS 42g
• Moving mass (without air load) MMD 33.1g

Suspensions

• Stiffness KMS 6.67N/mm
• Compliance CMS 150µm/N
• Equivalent volume to the compliance VAS 61.9L
• Mechanical resistance RMS 1.96N·s/m
• Surround material Paper

Dimensions

• Nominal diameter 12″
• 305mm
• Overall diameter 312mm
• Overall depth 127mm
• Volume occupied by the driver 2.9L
• Net weight 9.75kg
• Frame material Die-cast aluminum