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P 12 R - 16 Guitar Loudspeaker Music Industries

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® P 12 R - 16 Ω Guitar Loudspeaker music industries Ref. # ZJ06070 GENERAL CHARACTERISTICS Nominal Overall Diameter ................. 306 mm Nominal Voice Coil Diameter .............. 25 mm Magnet Weight ............................... 200 g Flux Density................................... 0.96 T Ω W W dB n° 8 holes 9 × 6.5 at 45° on Ø 293.5 Ω Hz 305.5 49.5 132.1 82.6 2.5 CONSTRUCTIVE CHARACTERISTICS Magnet................................. AlNiCo Voice Coil Winding................... Copper Voice Coil Former.................... Kapton Cone ................................... Paper Surround............................... Integrated Paper Dust Dome ............................ Solid Paper Basket ................................. Pressed Sheet Steel 4.0 277.0 g µm/N Wb/m lt. mm % cm2 Ω mH 6.0 THIELE-SMALL PARAMETERS Voice Coil DC Resistance ........... RE 12.00 Resonance Frequency ............... fs 77.0 Mechanical Q Factor................. QMS 12.53 Electrical Q Factor................... QES 2.68 Total Q Factor........................ QTS 2.20 Mechanical Moving Mass ............ MMS 19.9 Mechanical Compliance ............. CMS 214.0 Force Factor .......................... B×l 6.68 Equivalent Acoustic Volume........ VAS 72.6 Maximum Linear Displacement .... XMAX 0.75 1.19 Reference Efficiency ................ η0 Diaphragm Area ...................... SD 490.8 Losses Electrical Resistance........ RES 58.0 Voice Coil Inductance @ 1kHz ..... LE 0.84 ELECTRICAL CHARACTERISTICS Nominal Impedance........................... 16 Rated Power (DIN 45573 - IEC 268.5) ...... 25 Musical Power (DIN 45500) .................. 50 Sensitivity @ 1 W, 1 m ....................... 94.0 Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m - Impedance 500 +110 +105 200 +100 +95 d 100 +90 50 B S +85 > P L +80 20 +75 10 +70 5 +65 3 +60 20 50 100 20 0 500 1k 2k 5k 10k 20k Hz Due to continuing product improvement, the features and the design are subject to change without notice. 10/11/2010 Loudspeakers R & D - Via G. Galilei, 20 - 60010 PASSO RIPE (AN) - ITALY - Tel. +39-071-7958072 - Fax +39-071-7959006 - E-mail: [email protected]