TRF SW1520M D2

PAPER CONE POWER RMS 2000W MAX POWER 4000W VOICE COIL 3 ″ BIG FOAM FOR BIG XMAX WITH 2 DOUBLE SPIDER MAGNET WITH 3 PLATES 25 x 200 mm Xristos egna patenterade korg, bara ett av 7 patent han har på basar. MODEL: TRF SW1520M D2 RMS Power: 2000wrms MAX Watt: 4000wmax Cone: Paper many layers Dust cap: Plastic Surround material: Foam BIG Voice coil bobbin: Aluminum Voice coil dimension: 3.0inch Voice coil layer: 8layer Nominal impedance:D2 Voice coil wire: Copper Spider dimension : 3''ID / 10''OD Spider material: NOMEX Spider layers: 2pcs x 2layers Basket:TRF Die cast Aluminum Basket color:Red Sensitivity: 94 dB Frequency range:25-100Hz Fs: 25 Hz Mechanical Q factor(Qms):3.3 Electrical Q factor(Qes):0.6 Total Q factor:(Qts):0.5 Xmax: 28mm Force factor: 22.1N/A Magnet Weight: -300Oz Basket:Die cast aluminum Magnet: Ferrite ''high performance magnet'' Magnet dimension: Φ200*25 mm 3PCS 1=Outer Dimension: 390mm 2=Mounting Depth: 265mm 3=Magnet Dimension: 200mm 4=Mounting Hole Dimension: 355mm Total weight: 22kg