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

12" 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) 0.052 BL (T/M) 13.89 Fo (Hz) 53.2 Vas (liters) 70.0 Cms (uM/N) 179.2 Mms (gm) 49.96 Qms 6.75 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) 22.3/365 Pmax (Watts pgm.) 500 Disp (cu. in. / ml) 121 / 1983 Confirmed Fit Guide: Peavey TLS 2 Peavey TLS 2X Peavey PV 12M About this item Peavey 577900 Sheffield Pro 1200+ 8 Ohms 12 Inch Speaker 1000 Watts Power - Refurbished › See more product details