SAF184.03
18" SUBWOOFER
FERRITE MAGNET
ALUMINIUM BASKET DRIVER
FEATURES
- 4 INCH COPPER VOICE COIL
- 96 dB/SPL SENSITIVITY
- 3000 WATT PROGRAM POWER HANDLING
- FEM OPTIMIZED MOTOR AND SUSPENSIONS
- 45 mm (1.8 INCH) PEAK TO PEAK EXCURSION
- OPTIMIZED COOLING SYSTEM
- DOUBLE SILICON SPIDER
- ALUMINIUM DEMODULATING RING
- TRIPLE ROLL SURROUND
GENERAL SPECIFICATIONS
Nominal diameter
mm (in)
460 (18)
Minimum impedance
Ohm
7,2
Frequency range
Hz
30 ÷ 1000
Voice coil diameter
mm (in)
100 (4)
Chassis material
Aluminium
Magnet dimensions OD x ID x h
mm (in)
220 x 115 x 30 (8.66 x
4.53 x 1.18)
Former material
Glass Fiber
Cone material
Water Resistant
Treated Paper + Water Proof Front Side Treatment
Surround material
Polycotton
Xmech
mm (in)
22,3 (0.88)
Gap height
mm (in)
15 (0.51)
Voice coil winding height
mm (in)
33,5 (1.32)
Driver displacement volume
l (ft³)
8,5 (0.3)
Recommended Enclosure
l (ft³)
172,6 (6.8)
SMALL SIGNAL PARAMETERS
DC resistance (Re)
Ohm
5,8
Resonance frequency (Fs)
Hz
30
Moving mass (Mms)
g (oz)
250,2(8.82)
Compliance (Cms)
mm/N
0,116
Force factor (Bxl)
N/A
28,1
Mechanical Q-factor (Qms)
6,68
Electrical Q-factor (Qes)
0,34
Total Q-factor (Qts)
0,33
Equivalent air volume (Vas)
l (ft3)
245,8 (8.68)
Voice coil inductance (Le)
mH
2,16
Diaphragm area (Sd)
cm2 (in.2)
1225,4 (189.9)
Reference efficiency (Eta 0)
1,79%
Efficiency bandwidth
product (EBP)
Hz
88
SHIPPING INFORMATION
Net weight
kg (lb)
16,4 (36)
Multipack size W x D x H
mm x mm x mm (in x in x in)
558 x 558 x 268 (22 x 22 x 10.6)
Multipack weight
kg (lb)
20,6 (45.3)
DIMENSIONS mm (in.)