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6"- 300w Coaxial - Jobst

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6"- 300W Coaxial 6 C2 - 8 Ω Code Z004090-W GENERAL CHARACTERISTICS Nominal Overall Diameter ................. 166 mm Nominal Voice Coil Diameter .............. 50 mm Magnet Weight ............................... 240 g Flux Density................................... 1.42 T Weight ......................................... 1.94 Kg Ω Hz Ω W W dB n. 4 holes 6x5 at 90° on Ø155.0 Ø166.0 7.0 Ø142.0 g µm/N Wb/m lt. mm % cm2 Ω mH 30.0 104.5 CONSTRUCTIVE CHARACTERISTICS Magnet................................. Neodymium Voice Coil Winding................... Copper Voice Coil Former.................... Kapton Cone ................................... Paper Surround............................... Treated Cloth Dust Dome ............................ Solid Paper Basket ................................. Aluminium Die-Cast 38.0 3.0 THIELE-SMALL PARAMETERS Voice Coil DC Resistance ........... RE 6.10 Resonance Frequency ............... fs 124.4 Mechanical Q Factor................. QMS 4.77 Electrical Q Factor................... QES 0.28 Total Q Factor........................ QTS 0.27 Mechanical Moving Mass ............ MMS 15.6 Mechanical Compliance ............. CMS 110 Force Factor .......................... B×l 16.16 Equivalent Acoustic Volume........ VAS 2.2 Maximum Linear Displacement .... XMAX +/-1.5 1.46 Reference Efficiency ................ η0 Diaphragm Area ...................... SD 122.7 Losses Electrical Resistance........ RES 102.3 Voice Coil Inductance @ 1kHz ..... LE 0.36 ELECTRICAL CHARACTERISTICS Nominal Impedance........................... 8 Musical Power ................................. 300 Rated Power* .................................. 150 Sensitivity @ 1 W, 1 m ....................... 95.0 O 90.0 *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 20/02/07 1"- 40W Driver for Coaxial Unit CD 78.26/N92 TW 8 Ω Code Z004090-TW GENERAL CHARACTERISTICS Nominal Overall Diameter ................. 78 mm Nominal Voice Coil Diameter .............. 25 mm Magnet Weight ............................... 92 g Flux Density................................... 1.92 T Weight ......................................... 0.41 Kg ELECTRICAL CHARACTERISTICS Nominal Impedance........................... 8 Musical Power ................................. 40 Rated Power* .................................. 20 Sensitivity @ 1 W, 1 m ....................... 105.3 Ω W W dB CONSTRUCTIVE CHARACTERISTICS Magnet................................. Neodymium Voice Coil Winding................... Aluminium Flat Wire Voice Coil Former.................... Kapton Voice Coil Winding Height .......... 2.1 mm Diaphragm ............................ Tri-acetate Film Air Gap Height........................ 2.0 mm Ferrofluid in Air Gap ................ No Throat Diameter ..................... 25 mm Horn.................................... ABS 13.0 44.0 THIELE-SMALL PARAMETERS Voice Coil DC Resistance ........... RE 5.30 Ω Resonance Frequency ............... fs 1700 Hz 60.0 n°4 holes Ø4.5 on Ø85 67 78 NOTES 52 *rated power measured with 2 hours test with continuous pink noise signal, 6 dB crest factor, HP filter 3kHz-12dB/Oct Frequency Response @ 1 W, 1 m (Driver mounted as Coaxial Unit) – Impedance (without horn) +120 500 +115 +110 200 +105 100 +100 d B S P L +95 50 +90 Ω +85 20 +80 10 +75 +70 5 +65 3 +60 200 500 1k 2k Hz 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 26/03/07