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18" SUBWOOFER
FERRITE MAGNET
ALUMINIUM BASKET DRIVER
ALUMINIUM BASKET DRIVER
FEATURES
- 4 INCH COPPER VOICE COIL
- 96,5 dB/SPL SENSITIVITY
- 2400 WATT PROGRAM POWER HANDLING
- FEM OPTIMIZED MOTOR AND SUSPENSIONS
- OPTIMIZED COOLING SYSTEM
- ALUMINIUM DEMODULATING RING
- DOUBLE SILICON SPIDER
- TRIPLE ROLL SURROUND
GENERAL SPECIFICATIONS
Nominal diameter
mm (in)
460 (18)
Nominal Impedance
Ohm
8
Minimum impedance
Ohm
5,8
Program power
W
2400
AES Power rating
W
1200
Sensitivity
dB
96,5
Frequency range
Hz
40 ÷ 1000
Voice coil diameter
mm (in)
100 (4)
Chassis material
Aluminium
Magnet material
Ferrite
Magnet dimensions OD x ID x h
mm (in)
220 x 120 x 25 (8.66 x 4.72 x 0.98)
Coil material
Copper
Former material
Glass Fiber
Cone material
Water Resistant Treated Paper + Water Proof Front Side Treatment
Surround material
Polycotton
Xmax
mm (in)
8,4 (0.33)
Xmech
mm (in)
15,4 (0.61)
Gap height
mm (in)
12 (0.47)
Voice coil winding height
mm (in)
22,7 (0.89)
Driver displacement volume
l (ft³)
8,5 (0.3)
Recommended Enclosure
l (ft³)
160 (5.7)
Recommended Tuning
Hz
38
SMALL SIGNAL PARAMETERS
DC resistance (Re)
Ohm
4,9
Resonance frequency (Fs)
Hz
38
Moving mass (Mms)
g (oz)
246,2 (8.68)
Compliance (Cms)
mm/N
0,069
Force factor (Bxl)
N/A
24,66
Mechanical Q-factor (Qms)
10,3
Electrical Q-factor (Qes)
0,48
Total Q-factor (Qts)
0,46
Equivalent air volume (Vas)
l (ft3)
146,93 (5.19)
Voice coil inductance (Le)
mH
1,93
Diaphragm area (Sd)
cm2 (in.2)
1225,4 (189.9)
Reference efficiency (Eta 0)
1.70%
Efficiency bandwidth product (EBP)
Hz
79
SHIPPING INFORMATION
Net weight
kg (lb)
13,5 (29.8)
Multipack size W x D x H
mm x mm x mm (in x in x in)
558 x 558 x 256 (22 x 22 x 10.1)
Multipack weight
kg (lb)
17,4 (38.2)
DIMENSIONS mm (in.)
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