Digital Designs Redline 506

Autohifi subwoofer

Manufacturer parameters
  • Diameter: 6,5" (16,5cm)
  • Power (W): 400
  • Impedance (Ohm): 2+2
  • Sensitivity (db/1W): N/A dB
  • Qts: 0,444
  • Price:
  • Diaphragm: coated paper
  • Basket: die-cast
  • Magnet: double
Measured parameters
  • Fs = 64.63 Hz
  • Re = 4.00 ohms[dc]
  • Le = 919.59 uH
  • Qt = 0.59
  • Qes = 0.63
  • Qms = 10.76
  • Mms = 82.12 grams
  • Cms = 0.000075 m/N
  • Vas = 1.96 liters
  • Sd = 136.85 cm^2
  • Bl = 14.89 Tm
  • gamma = 181 N/A.kg
  • ETA = 0.08 %
  • Lp(2.83V/1m) = 84.35 dB (cca. 81dB/1W/m)
  • EBP=102 Hz (bassreflex)




front side rear side basket and terminal basket and terminal