RCF CX15N251
Coaxial
15″ / 381 mm
Nominal diameter
55 Hz
Resonance
0.35
Q factor
98 dB
Sensitivity
± 5 mm
Linear excursion
600 W
Program Power
.png)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
98.2
dB
Frequency response
50 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
55.0
Hz
Mechanical quality factor
QMS
8.00
Electrical quality factor
QES
0.37
Total quality factor
QTS
0.35
Large signal parameters
Maximum linear excursion
xmax
5.0
mm
Maximum excursion before damage
xlim
15.0
mm
Air volume displaced at xmax
VD
450
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.2
mH
VC Diameter
63
mm
Winding height
HVC
14
mm
Winding material
Aluminium
Former material
Glass Fiber
Magnet
Force factor
Bl
18.1
N/A
Motor constant
Bl/√RE
7.94
N/√W
Air gap height
HAG
8
mm
Diaphragm
Effective diameter
330
mm
Effective area
SD
900
cm²
Moving mass
MMS
71
g
Moving mass (without air load)
MMD
52.6
g
Suspensions
Stiffness
KMS
8.07
N/mm
Compliance
CMS
124
µm/N
Equivalent volume to the compliance
VAS
136
L
Mechanical resistance
RMS
3.07
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Overall diameter
388
mm
Baffle cutout diameter
358
mm
Overall depth
174
mm
Volume occupied by the driver
2.9
L
Net weight
4.29
kg
.png)
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar speaker drivers to RCF CX15N251
.jpg.webp)
15″Coaxial
fS
49 Hz
SD
881 cm²
55 - 4500 Hz
QTS
0.37
xmax
5.5 mm
SPL1W
99 dB
Bl/√RE
7.92
Pmax
800 W
.jpg.webp)
15″Coaxial
fS
49 Hz
SD
881 cm²
50 - 4700 Hz
QTS
0.37
xmax
5.5 mm
SPL1W
99 dB
Bl/√RE
7.96
Pmax
800 W
.jpg.webp)
15″Subwoofer
fS
49 Hz
SD
830 cm²
50 - 3500 Hz
QTS
0.34
xmax
5.3 mm
SPL1W
99 dB
Bl/√RE
8.0
Pmax
800 W