MONACOR SP-46/500PA

• Sensitivity (1W, 1m, infinite baffle) SPL1W 96.4dB
• Frequency response 30 - 2500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 30Hz
• Mechanical quality factor QMS 8.08
• Electrical quality factor QES 0.28
• Total quality factor QTS 0.27

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 590cm³
• Power handling P 500W
• Program power Pmax 1000W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.7Ω
• Inductance (1kHz) LE 1.45mH
• VC Diameter 100mm
• Winding material Kapton

Magnet

• Force factor Bl 25N/A
• Motor constant Bl/√RE 10.5N/√W
• Diameter 220mm
• Weight 2.8kg

Diaphragm

• Effective diameter 388mm
• Effective area SD 1180cm²
• Moving mass MMS 160g
• Moving mass (without air load) MMD 132g

Suspensions

• Stiffness KMS 5.88N/mm
• Compliance CMS 170µm/N
• Equivalent volume to the compliance VAS 333L
• Mechanical resistance RMS 3.73N·s/m

Dimensions

• Nominal diameter 18″
• 460mm
• Overall diameter 460mm
• Baffle cutout diameter 415mm
• Overall depth 193mm
• Flange thickness 8mm
• Mounting depth 185mm
• Volume occupied by the driver (estimated) 5.8L
• Net weight 10.28kg