RCF L15P540

Subwoofer

15″ / 381 mm
Nominal diameter
50 Hz
Resonance
0.39
Q factor
96 dB
Sensitivity
± 7 mm
Linear excursion
1000 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
96.3
dB
Frequency response
40 - 2000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
50.0
Hz
Mechanical quality factor
QMS
9.70
Electrical quality factor
QES
0.41
Total quality factor
QTS
0.39

Large signal parameters

Maximum linear excursion
xmax
7.0
mm
Maximum excursion before damage
xlim
18.0
mm
Air volume displaced at xmax
VD
630
cm³
Power handling
P
500
W
Program power
Pmax
1000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
1.5
mH
VC Diameter
76
mm
Winding height
HVC
18
mm
Winding material
Copper
Former material
Glass Fiber

Magnet

Force factor
Bl
21.4
N/A
Motor constant
Bl/√RE
9.04
N/√W
Air gap height
HAG
10
mm

Diaphragm

Effective diameter
330
mm
Effective area
SD
900
cm²
Moving mass
MMS
106
g
Moving mass (without air load)
MMD
87.7
g

Suspensions

Stiffness
KMS
10.53
N/mm
Compliance
CMS
95
µm/N
Equivalent volume to the compliance
VAS
100
L
Mechanical resistance
RMS
3.43
N·s/m
Spider material
with silicon damping

Dimensions

Nominal diameter
15
381
mm
Overall diameter
387
mm
Baffle cutout diameter
360
mm
Overall depth
184
mm
Volume occupied by the driver
3.8
L
Net weight
8.8
kg
RCF L15P540 Impedance
RCF L15P540 SPL
RCF L15P540 Dimensions

Export this driver to a simulation software:

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