Celestion FTR15-3070E Extended LF Cast Frame 15" Woofer Subwoofer 800 Watt 8 Ohm |
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Cast frame 3" coil woofer recommended for professional audio as a woofer in a 2/3way top box that requires extended low end or as a subwoofer. Features an inside/outside voice coil winding for greater long term power handling and triple venting. Glass loaded paper cone with weather-resistant impregnation. Airflow vented magnet assembly for dynamic heat dispersion Specifications381mm/15in Nominal Diameter 400W Nominal Power Rating 8Ω Rated Impedance 97dB Sensitivity Nominal Diameter 381mm/15in Nominal Power Rating 400W Additional Impedances 4 Continuous Power Rating 800W Sensitivity 97dB Rated Impedance 8Ω Frequency Range 40Hz-4000Hz Voice coil diameter (mm) 75mm Voice coil diameter (in) 3in Chassis Type Cast aluminium Magnet Type Ferrite Magnet Weight 2.3kg/81oz Voice coil material Round copper Former Material Glass fibre Cone material Glass loaded paper (weather-resistant) Surround Material Cloth-sealed Suspension Single Xmax 5.5mm/0.22in Gap Depth 9mm/0.35in Voice coil winding width 20mm/0.79in Small Signal ParametersSd 855.30cm2/132.57in2 Fs 45.90Hz Mms 85.53g/3.02oz Qms 3.409 Qes 0.426 Qts 0.379 Re 5.52Ω Vas 145.75I/5.15ft3 BI 17.87Tm Cms 0.14mm/N Rms 7.23kg/s Le (at 1kHz) 1.21mH Mounting InformationMounting slot dimensions 10mm x 7mm/0.39in x 0.27in Ø Mounting slot PCD 365mm-375mm/14.37in-14.76in Number of mounting slots 8 Overall Depth 161mm/6.34in Overall Diameter (mm) 385mm Overall Diameter (in) 15.16in Cut-out diameter 351mm/13.82in Unit Weight 6.4kg/14.1in Packed Dimensions & WeightSingle pack size W x D x H 435mm x 435mm x 200mm/17.1in x 17.1in x 7.9in Single pack weight 7.7kg/17.0lb Multi Pack Qty 36 Multi pack size W x D x H 1210mm x 1050mm x 980mm/47.6in x 41.3in x 35.4in Multi pack weight 260kg/570lb |