MONACOR MSH-115HQ4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.7dB
• Frequency response 95 - 8000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 95Hz
• Mechanical quality factor QMS 3.49
• Electrical quality factor QES 0.71
• Total quality factor QTS 0.59

Large signal parameters

• Maximum linear excursion xmax 2mm
• Air volume displaced at xmax VD 11cm³
• Power handling P 50W
• Program power Pmax 100W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.5Ω
• Inductance (1kHz) LE 0.25mH
• VC Diameter 25mm
• Winding material Aluminium

Magnet

• Force factor Bl 4.2N/A
• Motor constant Bl/√RE 2.24N/√W
• Diameter 72mm
• Weight 0.23kg

Diaphragm

• Effective diameter 84mm
• Effective area SD 55cm²
• Moving mass MMS 5.3g
• Moving mass (without air load) MMD 5g

Suspensions

• Stiffness KMS 2.5N/mm
• Compliance CMS 400µm/N
• Equivalent volume to the compliance VAS 1.6L
• Mechanical resistance RMS 0.91N·s/m

Dimensions

• Nominal diameter 4.5″
• 116mm
• Overall diameter 116mm
• Baffle cutout diameter 97mm
• Overall depth 64mm
• Flange thickness 5mm
• Mounting depth 59mm
• Volume occupied by the driver (estimated) 0.2L
• Net weight 0.67kg