Aurum Cantus AC-250MKII
 
Technical data

  • Nominal power (P): 200W
  • Sensitivity (SPL): 90dB
  • Rated impedance (Z): 8¦¸
  • Frequency range: 23 - 3000Hz
  • Resonance frequency (Fo): 23Hz
  • DC resistance (Re): 7.0¦¸
  • Mechanical quality factor (Qms): 3.52
  • Electrical quality factor (Qes): 0.58
  • Total quality factor (Qts): 0.41
  • Equivalent volume of air (Vas): 194L
  • Moving mass (Mms): 53g
  • Effective piston area (S): 346cm2
  • Suspension compliance (Cms): 1.14mm/N
  • BL product (BL): 8.39N/A
  • Flux density (B): 1.11T
  • Voice coil diameter (¦Õ): ¦Õ50mm
  • Voice coil height (h): 15mm
  • Voice coil inductance (Lbm): 0.62mH
  • Linear excursion (Xmax): ¡À8mm
  • Magnet diameter (¦Õ): ¦Õ145mm
  • Magnet height (h): 20mm
  • Former material: Aluminum
  • Weight of driver (M): 3920g
  • Outer dimensions: 277mm
  • Cutout dimensions: 234mm
  • Frontplate thickness: 5mm
  • Overall depth: 127mm