• 97,5 dB SPL 1W / 1m average sensitivity
• 100 mm (4 in) Interleaved Sandwich Voice coil (ISV)
• 2400 Watt program power handling
• Double surround controls cone edge excursion
• Unlimited life lead wire construction
• Weather protected treated membrane and plates for outdoor usage
• High grade neodymium magnet assembly
• Recommended for subwoofer usage in compact vented enclosures

Date tehnice: GENERAL SPECIFICATIONS Nominal Diameter533 mm (21 in)Rated Impedance4 ohmAES Power1200WProgram Power2400WPeak Power7000WSensitivity97.5 dBFrequency Range30 - 1500 HzPower Compression @ -10 dB0,7 dBPower Compression @ -3 dB1,4 dBPower Compression @ Full Power2,1 dBMax Recomm. Frequency250 HzRecomm. Enclosure Volume120 ÷ 500 lt. (4.24 ÷ 17.66 cuft)Minimum Impedance4.1 ohm at 25°CMax Peak To Peak Excursion40 mm (1.57 in)Voice Coil Diameter100 mm (4 in)Voice Coil Winding MaterialCopper round wireSuspensionTriple roll, Treated PolycottonConeCurved ribbed fiberglass loaded cellulose THIELE SMALL PARAMETERS Fs33 HzRe3.5 ohmSd0,1662 sq. mt. (257.6 sq. in. )Qms8,85Qes0,36Qts0,35Vas340 lt. (12 cuft)Mms248 gr. (0.54 lb)BL23 TmLinear Mathematical Xmax±9,5 mm (±0.37 in)Le (1kHz)1,51 mHRef. Efficiency 1W@1m (half space)97,8 dB MOUNTING INFORMATIONS Overall diameter545 mm (21,46 in)N. of mounting holes8Mounting holes diameter8,5 mm (0,33 in)Bolt circle diameter520 mm (20.47 in)Front mount baffle cutout diameter492 mm (19.37 in)Rear mount baffle cutout diameter490 mm (19.3 in)Total depth240 mm (9.45 in)Flange and gasket thickness19,5 mm (0.77 in)Net weight9,45 kg (20.8 lb)Shipping weight10,8 kg (23.8 lb)CardBoard Packaging dimensions570 x 570 x 290 mm (19 x 19 x 10,1 in)


Denumiri similare la Boxa auto Eighteen Sound 21NLW9400: 21 NLW 9400, 21 NLW9400, 21NLW 9400

Galerie