Peavey Sheffield PRO 1200+ 12 Inch 8 Ohm Low Frequency Driver.

MPN: 00577900
UPC: 014367112351

• 12" Driver
  
• Impedance: 8 Ohms
  
• Power capacity: 1000 W Peak 500 W Program 250 W Continuous
  
• Sensitivity: 96.3 dB / 1 W 1 m
  
• Usable freq. range: 50 Hz ~ 4 kHz
  
• Cone: Impregnated cellulose
  
• Voice coil diameter: 2.5" / 63.5 mm
  
• Voice coil material: 2 layers, thermally bonded copper wire Kapton former Nomex® stiffener
  
• Net weight lb. / kg: 11 lbs. / 5.0 kg
  
• Znom (ohms) 8
  
• Revc (ohms) 5.21
  
• Sd (Square Meters) 0.0523
  
• BL (T/M) 13.89
  
• Fo (Hz) 53.2
  
• Vas (liters) 70
  
• Cms (uM/N) 179.2
  
• Mms (gm) 49.96
  
• Qms 6.748
  
• Qes 0.451
  
• Qts 0.423
  
• Xmax (mm) 3.6
  
• Le (mH) 0.33
  
• SPL (1W 1m) 96.3
  
• No (%) 2.25%
  
• Vd (cu. in. / ml) 365
  
• Pmax (Watts pgm.) 400
  
• Disp (cu. in. / ml) 121 / 1983