DLS SP18S
PRODUCT SPECIFICATIONS
18” CAR SUBWOOFER MODEL SP18S
3 x 2 OHM VOICE COIL
DOUBLE FERRITE MAGNET SYSTEM
PAPER CONE, RUBBER SURROUND
DESIGNED FOR SPL USE
DLS Svenska AB - Sweden
DLS SP15S
PRODUCT SPECIFICATIONS
15” CAR SUBWOOFER MODEL SP15S
4 x 2 OHM VOICE COILS
DOUBLE FERRITE MAGNET SYSTEM
PAPER CONE, RUBBER SURROUND
DESIGNED FOR SPL USE
ULTIMATE SP-SERIES
Dimensions:
Diameter
465 mm / 18,3”
Mounting depth
220 mm / 8,66”
Mounting hole diameter
430 mm / 16,9”
Nominal power handling
500 W
Peak power for SPL use
2 kW
Nominal impedance, Z
3 x 2 ohms
Sensitivity, 1 W / 1 m
90,6 dB
Frequency response
20-1000 Hz
Fs, resonant frequency
31,9 Hz
Voice coil diameter
100 mm / 4”
Voice coil height
28 mm / 1,1”
Voice coil wire
Copper
DC resistance
2,2 ohm*
Voice coil inductance, 1 kHz
1,16 mH
Magnet system
Ferrite
Magnet size
200 oz / 5,67 kg
BL product
12,07
Max. linear excursion, X max
+- 12 mm / 0,47”
Suspension compliance, CMS
0,0936 mm/N
Mechanical Q factor, QMS
5,34
Electrical Q factor, QES
0,8
Total Q factor, QTS
0,7
Moving mass, MMS
266 gr
Equivalent Cas Air load, VAS
177 liters / 6,25 ft
3
Cone / Dome material
Non-press paper
Spider
Double
Net weight
19,8 kg / 43,65 lb
Basket
Diecast aluminium
*
Single terminal testing
Dimensions:
Diameter
390 mm / 15,35”
Mounting depth
175 mm / 6,89”
Mounting hole diameter
360 mm / 14,17”
Nominal power handling
500 W
Peak power for SPL
2 kW
Nominal impedance, Z
4 x 2 ohms
Sensitivity, 1 W / 1 m
88 dB
Frequency response
15-1000 Hz
Fs, resonant frequency
39 Hz
Voice coil diameter
75 mm / 3”
Voice coil height
28 mm / 1,1”
Voice coil wire
Copper
DC resistance
1,8 ohm*
Voice coil inductance, 1 kHz
0,96 mH
Magnet system
Ferrite
Magnet size
200 oz / 5,67 kg
BL product
9,53
Max. linear excursion, X max
+- 12 mm / 0,47”
Suspension compliance, CMS
0,0753 mm/N
Mechanical Q factor, QMS
6,94
Electrical Q factor, QES
1,07
Total Q factor, QTS
0,92
Moving mass, MMS
220 gr
Equivalent Cas Air load, VAS
72,4 liters / 2,56 ft
3
Cone / Dome material
Non-press paper
SD - Effective piston area
830 cm
2
Spider
Double
Net weight
13,4 kg / 29,54 lb
Basket
Diecast aluminium
*
Single terminal testing
