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8"- 200w Dual Cone Loudspeaker Code Z004450

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8"- 200W Dual Cone Loudspeaker 8 D 1,5 PL - 8 Ω Code Z004450 GENERAL CHARACTERISTICS Nominal Overall Diameter ................. 210 mm Nominal Voice Coil Diameter .............. 38 mm Magnet Weight ............................... 126 g Flux Density................................... 1.25 T Weight ......................................... 1.22 Kg Ω Hz Ω W W dB n. 8 holes 6.5x9.0 on Ø 441.0 O 210.0 O 183.0 g µm/N Wb/m lt. mm % cm2 Ω mH 2.0 CONSTRUCTIVE CHARACTERISTICS Magnet................................. Neodymium Voice Coil Winding................... Copper Voice Coil Former.................... Aluminium Cone ................................... Paper Surround............................... Treated Cloth Dust Dome ............................ Dual-Cone Basket ................................. Aluminium Die-Cast 32.0 77.5 45.5 7.5 THIELE-SMALL PARAMETERS Voice Coil DC Resistance ........... RE 5.20 Resonance Frequency ............... fs 74.6 Mechanical Q Factor................. QMS 1.56 Electrical Q Factor................... QES 0.52 Total Q Factor........................ QTS 0.39 Mechanical Moving Mass ............ MMS 15.7 Mechanical Compliance ............. CMS 289 Force Factor .......................... B×l 8.56 Equivalent Acoustic Volume........ VAS 18.7 Maximum Linear Displacement .... XMAX +/-1.5 1.43 Reference Efficiency ................ η0 Diaphragm Area ...................... SD 213.8 Losses Electrical Resistance........ RES 15.4 Voice Coil Inductance @ 1kHz ..... LE 0.23 ELECTRICAL CHARACTERISTICS Nominal Impedance........................... 8 Musical Power ................................. 200 Rated Power* .................................. 100 Sensitivity @ 1 W, 1 m ....................... 95.6 O 72.0 *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 11/10/10