FaitalPRO 18HP1010 4Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.8dB
• Frequency response 35 - 2000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 35Hz
• Mechanical quality factor QMS 7.80
• Electrical quality factor QES 0.32
• Total quality factor QTS 0.31

Large signal parameters

• Maximum linear excursion xmax 9.8mm
• Maximum excursion before damage xlim 21.9mm
• Air volume displaced at xmax VD 1177cm³
• Power handling P 1000W
• Program power Pmax 2000W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 2.7Ω
• Inductance (1kHz) LE 1.26mH
• VC Diameter 100mm
• Winding height HVC 23mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Flux density B 1.05T
• Force factor Bl 18.4N/A
• Motor constant Bl/√RE 11.2N/√W
• Air gap height HAG 10.5mm
• Material Ferrite Ring

Diaphragm

• Effective diameter 392mm
• Effective area SD 1207cm²
• Moving mass MMS 186g
• Moving mass (without air load) MMD 157g

Suspensions

• Stiffness KMS 9.09N/mm
• Compliance CMS 110µm/N
• Equivalent volume to the compliance VAS 226L
• Mechanical resistance RMS 5.2N·s/m

Dimensions

• Nominal diameter 18″
• 460mm
• Overall diameter 460mm
• Baffle cutout diameter 421mm
• Overall depth 204mm
• Flange thickness 14mm
• Mounting depth 190mm
• Volume occupied by the driver 7.1L
• Net weight 10.1kg
• Frame material Aluminium