ALTOPARLANTE WOOFER 4” Pollici 10 Cm 30 Watt 4 Ohm Ferrite 4FE35C Faital Pro 4 FE 35 C

Type: Low-Range Loudspeaker Throat Diameter: 4” Throat Diameter: 100 mm Voice Coil Diameter: 0,75” Voice Coil Diameter: 19 mm Overall Diameter: 100,6 mm Bolt Circle Diameter: 115,26 mm Baffle Cut Out Diameter: 91,5 mm Mounting Holes Number: 4 Mounting Holes Diameter: 6 mm Depth: 58,3 mm Nominal Impedance: 16 ohm Nominal Power Handling: 30 W Maximum Power Handling: 60 W Sensitivity (1W/1m): 91 dB Frequency Range: 91 - 20.000 Hz Voice Coil Former: Aluminium Magnet Material: Ferrit Magnetic Gap Depth: 4 mm Thiele & Small Parameter Fs (resonance frequency): 100 Hz Re (DC resistance): 6,5 ohm Qms (mechanical Q factor): 4,2 Le (voice coil inductance): 0,1 mH Qes (electrical Q factor): 1,04 Qts (total quality factor): 0,84 Vas (equivalent volume): 3,4 l Mms (moving mass): 3,9 g BL (BL product): 3,9 Tesla m Xmax (max. linear excursion): 2,73 mm Cms (mechanical complience of suspension): 0,65 mm/N Sd (surface area of cone): 48 cm² Rms (Resistance mechanic speaker): 0,6 Kg/s