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C 12 K - 4 Guitar Loudspeaker Music Industries

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® C 12 K - 4 Ω Guitar Loudspeaker music industries Ref. # ZJ06010 GENERAL CHARACTERISTICS Nominal Overall Diameter ................. 307 mm Nominal Voice Coil Diameter .............. 50 mm Magnet Weight ............................... 1450 g Flux Density................................... 1.10 T Ω W W dB n° 8 holes Ø 6.5 at 45° on Ø 293.5 307.0 Ω Hz 277.0 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.................... Kapton Cone ................................... Paper Surround............................... Integrated Paper Dust Dome ............................ Non Treated Cloth Basket ................................. Pressed Sheet Steel 4.3 2.7 THIELE-SMALL PARAMETERS Voice Coil DC Resistance ........... RE 3.25 Resonance Frequency ............... fs 102.0 Mechanical Q Factor................. QMS 19.80 Electrical Q Factor................... QES 0.54 Total Q Factor........................ QTS 0.52 Mechanical Moving Mass ............ MMS 34.9 Mechanical Compliance ............. CMS 70 Force Factor .......................... B×l 11.65 Equivalent Acoustic Volume........ VAS 23.6 Maximum Linear Displacement .... XMAX 1.5 4.47 Reference Efficiency ................ η0 Diaphragm Area ...................... SD 490.9 Losses Electrical Resistance........ RES 120.0 Voice Coil Inductance @ 1kHz ..... LE 0.61 ELECTRICAL CHARACTERISTICS Nominal Impedance........................... 4 Rated Power (DIN 45573 - IEC 268.5) ...... 100 Musical Power (DIN 45500) .................. 200 Sensitivity @ 1 W, 1 m ....................... 99.4 Ø 155.0 Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m - Impedance +1 10 500 +1 05 200 +1 00 + 95 d 100 + 90 50 B S + 85 Ω P L + 80 20 + 75 10 + 70 5 + 65 3 + 60 20 50 1 00 200 50 0 Hz 1k 2k 5k Due to continuing product improvement, the features and the design are subject to change without notice. Jensentone • website: www.jensentone.com • email:[email protected] 1 0k 20 k 09/05/2003