MONACOR SPH-200KE

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.2dB
• Frequency response 28 - 4500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 28Hz
• Mechanical quality factor QMS 4.65
• Electrical quality factor QES 0.41
• Total quality factor QTS 0.38

Large signal parameters

• Maximum linear excursion xmax 4.8mm
• Air volume displaced at xmax VD 98cm³
• Power handling P 80W
• Program power Pmax 120W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.2Ω
• Inductance (1kHz) LE 0.75mH
• VC Diameter 50mm
• Winding material Kapton

Magnet

• Force factor Bl 9.9N/A
• Motor constant Bl/√RE 3.98N/√W
• Diameter 120mm
• Weight 0.84kg

Diaphragm

• Effective diameter 162mm
• Effective area SD 207cm²
• Moving mass MMS 37g
• Moving mass (without air load) MMD 34.7g

Suspensions

• Stiffness KMS 1.12N/mm
• Compliance CMS 890µm/N
• Equivalent volume to the compliance VAS 54L
• Mechanical resistance RMS 1.4N·s/m

Dimensions

• Nominal diameter 8″
• 212mm
• Overall diameter 212mm
• Baffle cutout diameter 189mm
• Overall depth 100mm
• Flange thickness 11mm
• Mounting depth 89mm
• Volume occupied by the driver (estimated) 0.99L
• Net weight 2.72kg