B&C Speaker 5MDN38

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94dB
• Frequency response 175 - 10000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 175Hz
• Mechanical quality factor QMS 2.30
• Electrical quality factor QES 0.36
• Total quality factor QTS 0.31

Large signal parameters

• Maximum linear excursion xmax 3.5mm
• Air volume displaced at xmax VD 33cm³
• Power handling P 90W
• Program power Pmax 180W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.5Ω
• Inductance (1kHz) LE 0.4mH
• VC Diameter 38mm
• Winding height HVC 10mm
• Winding material Aluminium
• Former material Glass Fibre

Magnet

• Flux density B 1.25T
• Force factor Bl 11.1N/A
• Motor constant Bl/√RE 4.73N/√W
• Air gap height HAG 6mm
• Material Neodymium Ring

Diaphragm

• Effective diameter 110mm
• Effective area SD 95cm²
• Moving mass MMS 8g
• Moving mass (without air load) MMD 7.3g
• Material Waterproof Front Side

Suspensions

• Stiffness KMS 8.85N/mm
• Compliance CMS 113µm/N
• Equivalent volume to the compliance VAS 1.4L
• Mechanical resistance RMS 3.82N·s/m

Dimensions

• Nominal diameter 5″
• 127mm
• Overall diameter 155mm
• Baffle cutout diameter 122mm
• Overall depth 75mm
• Flange thickness 9mm
• Mounting depth 66mm
• Volume occupied by the driver 0.35L
• Net weight 0.94kg