MONACOR SP-38/300PA

• Sensitivity (1W, 1m, infinite baffle) SPL1W 98.5dB
• Frequency response 48 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 48Hz
• Mechanical quality factor QMS 5.68
• Electrical quality factor QES 0.24
• Total quality factor QTS 0.23

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 342cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.9Ω
• Inductance (1kHz) LE 1.2mH
• VC Diameter 76mm
• Winding material Kapton

Magnet

• Force factor Bl 22N/A
• Motor constant Bl/√RE 9.06N/√W
• Diameter 200mm
• Weight 2.6kg

Diaphragm

• Effective diameter 330mm
• Effective area SD 855cm²
• Moving mass MMS 78g
• Moving mass (without air load) MMD 60.5g

Suspensions

• Stiffness KMS 4.76N/mm
• Compliance CMS 210µm/N
• Equivalent volume to the compliance VAS 213L
• Mechanical resistance RMS 4.14N·s/m

Dimensions

• Nominal diameter 15″
• 390mm
• Overall diameter 390mm
• Baffle cutout diameter 357mm
• Overall depth 166mm
• Flange thickness 8mm
• Mounting depth 158mm
• Volume occupied by the driver (estimated) 4.1L
• Net weight 8.04kg