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12"- 300w Professional Woofer Code Z007660

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12"- 300W Professional Woofer 12 E 2 CS - 8 Ω Code Z007660 GENERAL CHARACTERISTICS Nominal Overall Diameter ................. 318 mm Nominal Voice Coil Diameter .............. 50 mm Magnet Weight ............................... 1100 g Flux Density................................... 1.10 T Weight ......................................... 3.78 Kg n° 8 holes 5×9 on Ø 300.0 Ω Hz Ω W W dB 318.0 285.0 g µm/N Wb/m lt. mm % cm2 Ω mH 91.0 35.0 8.0 126.0 CONSTRUCTIVE CHARACTERISTICS Magnet................................. Ferrite Voice Coil Winding................... Copper Voice Coil Former.................... Aluminium Cone ................................... Paper Surround............................... Treated Cloth Dust Dome ............................ Solid Paper Basket ................................. Pressed Sheet Steel 6.3 4.0 THIELE-SMALL PARAMETERS Voice Coil DC Resistance ........... RE 6.16 Resonance Frequency ............... fs 47.5 Mechanical Q Factor................. QMS 2.12 Electrical Q Factor................... QES 0.44 Total Q Factor........................ QTS 0.36 Mechanical Moving Mass ............ MMS 49.8 Mechanical Compliance ............. CMS 225 Force Factor .......................... B×l 14.46 Equivalent Acoustic Volume........ VAS 76.9 Maximum Linear Displacement .... XMAX +/-3.0 1.81 Reference Efficiency ................ η0 Diaphragm Area ...................... SD 490.9 Losses Electrical Resistance........ RES 29.8 Voice Coil Inductance @ 1kHz ..... LE 0.82 ELECTRICAL CHARACTERISTICS Nominal Impedance........................... 8 Musical Power ................................. 300 Rated Power* .................................. 150 Sensitivity @ 1 W, 1 m ....................... 95.9 Ø 134.0 *rated power measured with 2 hours test with pink noise signal, 6 dB crest factor, loudspeaker mounted on enclosure Thiele-Small parameters measured with LASER system Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m - Impedance +110 500 +105 200 +100 +95 d 100 +90 50 B S +85 Ω P L +80 20 +75 10 +70 5 +65 3 +60 20 50 100 200 500 Hz 1k 2k 5k 10k Due to continuing product improvement, the features and the design are subject to change without notice. SICA Altoparlanti s.r.l. - ITALY – website: www.sica.it - E-mail: [email protected] - Tel. +39-071-7958072 - Fax +39-071-7959006 20k 14/11/07