GME SW12BF222

Car HiFi subwoofer

Manufacturer parameters
  • Diameter: 12" (30cm)
  • Power (W): 3000/6000
  • Impedance (Ohm): 2+2
  • Sensitivity (db/1W): 88
  • Qts: 0,45
  • Price: 379€
  • Diaphragm: Paper + ?
  • Basket: Aluminium diecast
  • Magnet: triple 220mm
Measured parameters (never played)
  • Fs = 45.38 Hz
  • Re = 4.2 ohms
  • Le = 2010 uH
  • Qt = 0.38
  • Qes = 0.40
  • Qms = 6.4
  • Mms = 297.6 grams
  • Cms = 0.041 mm/N
  • Vas = 13.71 liters
  • Sd= 486.95 cm^2
  • Bl = 31.99 Tm
  • gamma = 107 N/A.kg
  • ETA = 0.36 %
  • Lp(2.83V/1m) = 90.41 dB



My comment:
Ridiculously large motor makes this driver heavy, but it reflects in TS parameters. 32NA of Bl product, that's more than what many highend 8ohm speakers can do. Just that ugly dust cap...

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