RCF LN19S450

Subwoofer

19″ / 483 mm
Nominal diameter
29 Hz
Resonance
0.25
Q factor
95 dB
Sensitivity
± 18 mm
Linear excursion
3400 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
94.9
dB
Frequency response
25 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
29.0
Hz
Mechanical quality factor
QMS
4.00
Electrical quality factor
QES
0.27
Total quality factor
QTS
0.25

Large signal parameters

Maximum linear excursion
xmax
18.0
mm
Maximum excursion before damage
xlim
33.5
mm
Air volume displaced at xmax
VD
2376
cm³
Power handling
P
1700
W
Program power
Pmax
3400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
4.7
Ω
Inductance (1kHz)
LE
4.4
mH
VC Diameter
114
mm
Winding height
HVC
42
mm
Winding material
Copper-clad aluminium wire

Magnet

Force factor
Bl
38.0
N/A
Motor constant
Bl/√RE
17.5
N/√W
Air gap height
HAG
16
mm

Diaphragm

Effective diameter
410
mm
Effective area
SD
1320
cm²
Moving mass
MMS
355
g
Moving mass (without air load)
MMD
321.7
g

Suspensions

Stiffness
KMS
15.15
N/mm
Compliance
CMS
66
µm/N
Equivalent volume to the compliance
VAS
145
L
Mechanical resistance
RMS
16.17
N·s/m

Dimensions

Nominal diameter
19
483
mm
Overall diameter
480
mm
Baffle cutout diameter
446
mm
Overall depth
254
mm
Volume occupied by the driver
11.0
L
Net weight
12.7
kg
RCF LN19S450 Impedance
RCF LN19S450 SPL
RCF LN19S450 Dimensions

Export this driver to a simulation software:

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