FaitalPRO 18HP1042 8Ω

• Sensitivity (1W, 1m, infinite baffle) SPL1W 95.4dB
• Frequency response 38 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 38Hz
• Mechanical quality factor QMS 10.30
• Electrical quality factor QES 0.43
• Total quality factor QTS 0.41

Large signal parameters

• Maximum linear excursion xmax 9mm
• Maximum excursion before damage xlim 17.5mm
• Air volume displaced at xmax VD 1091cm³
• Power handling P 1000W
• Program power Pmax 2000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 1.26mH
• VC Diameter 100mm
• Winding height HVC 22mm
• Winding material Aluminium
• Former material Glass Fiber

Magnet

• Flux density B 1.3T
• Force factor Bl 24.5N/A
• Motor constant Bl/√RE 10.4N/√W
• Air gap height HAG 12mm
• Material Neodymium Slug

Diaphragm

• Effective diameter 393mm
• Effective area SD 1212cm²
• Moving mass MMS 188g
• Moving mass (without air load) MMD 158g

Suspensions

• Stiffness KMS 12.5N/mm
• Compliance CMS 80µm/N
• Equivalent volume to the compliance VAS 192L
• Mechanical resistance RMS 4.58N·s/m

Dimensions

• Nominal diameter 18″
• 460mm
• Overall diameter 460mm
• Baffle cutout diameter 422mm
• Overall depth 202mm
• Flange thickness 14mm
• Mounting depth 188mm
• Volume occupied by the driver 5.8L
• Net weight 6.7kg
• Frame material Aluminium