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Ds 38 Ds 250 Ds 300 Ds 30

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DS 38.3 1200 W www.hertzaudiovideo.com Technical Specifications Component Subwoofer Size mm (in.) 380 (15) Power handling W peak 1200 cont. program 300 Impedance Ω 4 Frequency response Hz 25 ÷ 250 Sensitivity dB/SPL 92 Magnet size mm 134 x 70 x 25 D x d x h (in.) (5.3 x 2.75 x 1) Total Driver l (cu.in) 2 (122) Displacement Voice Coil ∅ mm (in.) 38 (1.5) Magnet High density flux ferrite Cone Polypropylene with Mica injection Weight of one kg (lb.) .3 4,25 (9.37) component *X-mech mm (in.) 16 (0.63) 1. Polypropylene membrane stiffened with mineral powder. 2. High excursion butyl rubber surround. 3. Deep ribbing on the surface of the cone increase rigidity. .3 4. Very high efficiency, with superior power handling. 5. Designed to be used in small sealed or reflex (vented) enclosures. 6. Pure copper voice coil, wound on aluminum former, for very good thermal and mechanical capacity. 7. Venting system provides better thermal dissipation and consistent performance. DS 250 DS 25 A* F 257 mmmaximum (10.1 in.) mechanic excursion; indicates the X-mech: linear motion range of the speaker in both directions. Bmaximum 234 mm (9.2 in.) C 116 mm (4.6 in.) D 104 mm (4.1 in.) D C D C B A Electro-Acoustic ParametersB A A mm 330 mm 9 .3 Ω 3,3 Hz 23 mH 2,34 l 244 g 198 mm/N 0,24 T·m 11,4 - 0,65 - 0,74 B - 5,4 A dB 92 DS 38 DS 30 50.0 257 mm (10.2 in.) B 234 mm (9.2 in.) C 118 mm (4.7 in.) D 106 mm (4.2 in.) E 263 mm (10.4 in.) F 38 mm (1.5 in.) Ohm D C E 40.0 DS 300.3 30.0 DS 38.3 H 20.0 A 388 mm (15.27 in.) B 350 mm (13.78 in.) C 165 mm (6.5 in.) D 152 mm (5.98 in.) D C D C B A 10.0 A B A 0.0 F 10 20 306 mm (12 in.) B 279 mm (11 in.) C 134 mm (5.3 in.) 100 50 D 122 mm (4.8 in.) E 295 mm (11.6 in.) F 312 mm (12.3 in.) G 14 mm (0.6 in.) H 41 mm (1.6 in.) E 200 500 Hz 1k Elettromedia - 62018 Potenza Picena (MC) Italy - T +39 0733 870 870 - F +39 0733 870 880 - www.elettromedia.it 19 All specifications subject to change without notice_13.A D Xmax Re Fs Le A 306 mm (12 in.) Vas B 279 mm (11 in.) Mms C 132 mm (5.2 in.) Cms D 120 mm (4.7 in.) BL Qts Qes Qms Spl