www.hertzaudiovideo.com
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_13.B
18
C
B
A
D
A
306 mm (12 in.)
B
279 mm (11 in.)
C
132 mm (5.2 in.)
D
120 mm (4.7 in.)
DS 30
.3
1000 W
1k
500
200
100
50
20
10
10
1k
Hz
50.0
Ohm
40.0
30.0
20.0
10.0
0.0
Technical Specifications
Component
Subwoofer
Size
mm (in.)
300 (12)
Power handling W
peak 1000
cont. program
250
Impedance
ȍ
4
Frequency response
Hz
28 ÷ 300
Sensitivity
dB/SPL 91
Magnet size
mm
115 x 50 x 25
D x d x h
(in.)
(4.5
x 2 x 1)
Total Driver
l (cu.in)
1,8 (109.8)
Displacement
Voice Coil
㱵
mm (in.)
38 (1.5)
Magnet
High density flux ferrite
Cone
Polypropylene with Mica injection
Weight of one
kg (lb.)
4 (8.8)
component
*X-mech
mm (in.)
16 (0.63)
* X-mech:
maximum mechanical excursion; indicates the
maximum linear motion range of the speaker in both directions.
Electro-Acoustic Parameters
D
mm 258
Xmax
mm 9
Re
Ω 3,3
Fs
Hz 32
Le
mH 2,2
Vas
l 70
Mms
g 133
Cms
mm/N 0,18
BL
T·m 11,2
Qts
- 0,62
Qes
- 0,71
Qms
- 5,14
Spl
dB 91
1.
Polypropylene membrane stiffened with mineral powder.
2.
High excursion butyl rubber surround.
3.
Deep ribbing on the surface of the cone increase rigidity.
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.
