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DST 30
Technical Specifications
DST 30.3B
1000 W
www.hertzaudiovideo.com
Component Reflex Tube Sub Box
Speaker Size mm (in.) 300 (12)
Power handling W peak 1000
cont. program 250
Impedance Ω 4
Sensitivity dB/SPL 91
Magnet size mm 134 x 60 x 25
D x d x h (in.) (5.3 x 2.4 x 1)
Speaker Total Driver l (cu.in) 1,8 (109.8)
Displacement
Voice Coil ∅ mm (in.) 50 (2)
Magnet High density flux ferrite
Cone Pressed paper cone
Weight of one kg (lb.) 10,5 (23.15)
component
*X-mech mm (in.) ±17 (0.67)
* X-mech: maximum mechanical excursion; indicates the
maximum linear motion range of the speaker in both directions.
Electro-Acoustic Parameters
D mm 255
Xmax mm 10
Re Ω 3,3
Fs Hz 33
Le mH 2,48
Vas l 50,3
Mms g 166
Cms mm/N 0,13
BL T·m 13,7
Qts - 0,54
Qes - 0,62
Qms - 4,17
Spl dB 91
1 Very high efficiency 12” (300 mm) subwoofer unit, for superior power handling.
2 Bass-reflex enclosure design, delivers powerful and deep bass.
3 Includes fixing belts for easy install and remove.
4 Features robust protective metal grill.
5 High current tin plated terminals.
6 High excursion rubber butilic surround.
7 Pure copper voice coil, wound on aluminium former, for very good
thermal and mechanical capacity.
8 Venting system, for more linear excursion and better thermal dissipation.
A 338 mm (13.3 in.)
B 660 mm (26 in.)
MOUNTING
SYSTEM
BA
B
Elettromedia - 62018 Potenza Picena (MC) Italy - T +39 0733 870 870 - F +39 0733 870 880 - www.elettromedia.it
All specifications subject to change without notice_17.A
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