mivoc SWM 68

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.3dB
• Frequency response 35 - 1500Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 47Hz
• Mechanical quality factor QMS 2.00
• Electrical quality factor QES 0.52
• Total quality factor QTS 0.41

Large signal parameters

• Maximum linear excursion xmax 6.3mm
• Air volume displaced at xmax VD 79cm³
• Power handling P 120W
• Program power Pmax 200W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.6Ω
• Inductance (1kHz) LE 0.65mH
• VC Diameter 38mm
• Winding height HVC 18.5mm

Magnet

• Force factor Bl 9N/A
• Motor constant Bl/√RE 3.5N/√W

Diaphragm

• Effective diameter 126mm
• Effective area SD 125cm²
• Moving mass MMS 21.7g
• Moving mass (without air load) MMD 20.7g

Suspensions

• Stiffness KMS 1.92N/mm
• Compliance CMS 521µm/N
• Equivalent volume to the compliance VAS 11.5L
• Mechanical resistance RMS 3.2N·s/m

Dimensions

• Nominal diameter 6.5″
• 16mm
• Overall diameter 160mm
• Baffle cutout diameter 132mm
• Overall depth 85mm
• Flange thickness 7mm
• Mounting depth 78mm
• Volume occupied by the driver (estimated) 0.49L