MONACOR MSH-115

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.5dB
• Frequency response 85 - 10000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 85Hz
• Mechanical quality factor QMS 1.98
• Electrical quality factor QES 0.55
• Total quality factor QTS 0.43

Large signal parameters

• Maximum linear excursion xmax 1.5mm
• Air volume displaced at xmax VD 8.3cm³
• Power handling P 50W
• Program power Pmax 120W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.3Ω
• Inductance (1kHz) LE 0.3mH
• VC Diameter 25mm
• Winding material Aluminium

Magnet

• Force factor Bl 4.8N/A
• Motor constant Bl/√RE 1.91N/√W
• Diameter 72mm
• Weight 0.23kg

Diaphragm

• Effective diameter 84mm
• Effective area SD 55cm²
• Moving mass MMS 4.5g
• Moving mass (without air load) MMD 4.2g

Suspensions

• Stiffness KMS 1.25N/mm
• Compliance CMS 800µm/N
• Equivalent volume to the compliance VAS 4L
• Mechanical resistance RMS 1.21N·s/m

Dimensions

• Nominal diameter 4″
• 115 x 115mm
• Overall size 115 x 115mm
• Baffle cutout diameter 101mm
• Overall depth 55mm
• Flange thickness 0mm
• Mounting depth 55mm
• Volume occupied by the driver (estimated) 0.16L
• Net weight 0.56kg