SP-12X NEO . 4000 WATT RMS (PRICE UNIT)

General Specifications Nominal Diameter: 12" Nominal Impedance: 2Ω/2Ω (noted in text as 20 *20) RMS Power Handling: 4000W Continuous Program Power: 8000W Sensitivity (1w/1m): 94dB Frequency Range: 33HZ-500HZ Voice Coil Diameter: 4 inch Winding Material: CCAW, 4 layer Former Material: Aluminum Winding Depth: 70mm Xmax: +-17.5.mm Surround Material: Carbon fiber / Surround: High-roll foam Surround Design: U-shape Magnet: N38H Neodymium Parameters Nominal diameter: 12" DC Resistance (RE): 1Ω BL Factor (BL): 24,89 Effective Moving Mass (MMS): 394,64 Total Factor (QTS): 0,34 Electrical Factor (QMS): 5,35 (Note: Text lists this as Electrical, though QMS is traditionally Mechanical) Mechanical Factor (QES): 0,37 (Note: Text lists this as Mechanical, though QES is traditionally Electrical) Compliance (CMS): 0,05 Equivalent Cas Air Load (VAS): 16,92 Resonance Frequency (FS): 33,48 Effective Piston Area (SD): 0,05 η(Eta Zero) (η0): 0,24 Mounting & Shipping Information Overall Diameter: 312mm Bolt circle Diameter: 297-8-Φ6.5 Baffle Cutout Diameter: 280mm Depth: 285mm Net Weight: 19.5KG Shipping Weight: 21.5KG Shipping Box (Single): 420X400X410mm Graph Data (Sinusoidal) Graph Type: Sinusoidal (CLIO) Left Y-Axis (dBSPL): 50.0 to 100.0 Right Y-Axis (Ohm): 0.0 to 50.0 X-Axis (Frequency): 10Hz to 20kHz USER MANUAL