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CASSA Celestion - TF1230S 300W 8ohm - LF Pressed Steel Chassis Loudspeaker - Ferrite Altoparlante da 12" con chassis in acciaio stampato, magnete in ferrite, bobina da 3", potenza 350Watt, impedenza 8ohm Caratteristiche - 600W continuous power handling and 97dB sensitivity - Tough 12" ferrite bass/mid loudspeaker with Kevlar loaded cone - Optimised magnet assembly delivers impressive power to weight ratio - 3" high temperature edgewound copper clad aluminium voice coil wound on glass fibre former for enhanced reliability - Double roll surround provides exceptional linearity at extremes of cone excursion - Robust steel chassis for maximum energy transfer - Ideal drop in replacement for Mackie SRM450 v3/v3 Specifiche Generali Nominal diameter: 305mm/12in Power rating(1): 300Wrms Continuous power rating(2): 600W EIA power rating(3): 450W Nominal impedance: 8ohm Sensitivity(4): 96dB Frequency range: 50-4000Hz Voice coil diameter: 75mm/3in Chassis type: Pressed Steel Magnet type: Ferrite Magnet weight: 1.7kg/60oz Coil material: Edgewound copper clad aluminium Former material: Polyimide Cone material: Kevlar loaded paper Surround material: Cloth-sealed Suspension: Single Xmax(5): 4.5mm/0.18in Gap depth: 8mm/0.31in Voice coil winding width: 17mm/0.67in Parametri di Thiele-Small(6) D: 0.26m/10.24in Fs: 58.5Hz Mms: 49.92g/1.75oz Qms: 3.154 Qes: 0.492 Qts: 0.426 Re: 5.81ohm Vas: 59.15lt/2.09ft3 BI: 14.71Tm Cms: 0.148mm/N Rms: 5.82kg/s Le (at 1kHz): 1.05mH Informazioni di Montaggio Overall diameter: 317.5mm/12.5in Overall depth: 137mm/5.43in Cut-out diameter: 283mm/11.14in Mounting slot dimensions: 13 x 6.6mm/0.51 x 0.26in Number of mounting slots: 8 Mounting PCD range: 299mm/11.77in Unit weight: 4.3kg/9.5lb Note (1)Tested for two hours using a continuous, band-limited pink noise signal as per AES standard. Power calculated on minimum impedance. Loudspeaker tested in free air. (2)Continuous Power Handling is defined as 3dB greater than the AES rati