MONACOR SP-250P

• Sensitivity (1W, 1m, infinite baffle) SPL1W 91.7dB
• Frequency response 33 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 33Hz
• Mechanical quality factor QMS 2.33
• Electrical quality factor QES 0.38
• Total quality factor QTS 0.33

Large signal parameters

• Maximum linear excursion xmax 3.5mm
• Air volume displaced at xmax VD 121cm³
• Power handling P 100W
• Program power Pmax 200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.5Ω
• Inductance (1kHz) LE 1.2mH
• VC Diameter 50mm
• Winding material Aluminium

Magnet

• Force factor Bl 10.8N/A
• Motor constant Bl/√RE 4.24N/√W
• Diameter 145mm
• Weight 1.1kg

Diaphragm

• Effective diameter 210mm
• Effective area SD 346cm²
• Moving mass MMS 33g
• Moving mass (without air load) MMD 28.2g

Suspensions

• Stiffness KMS 1.45N/mm
• Compliance CMS 690µm/N
• Equivalent volume to the compliance VAS 115L
• Mechanical resistance RMS 2.94N·s/m

Dimensions

• Nominal diameter 10″
• 265mm
• Overall diameter 265mm
• Baffle cutout diameter 233mm
• Overall depth 120mm
• Flange thickness 9mm
• Mounting depth 111mm
• Volume occupied by the driver (estimated) 1.5L
• Net weight 3.34kg