Oberton 6NCX
Coaxial
6.5″ / 170 mm
Nominal diameter
92 Hz
Resonance
0.44
Q factor
90 dB
Sensitivity
± 5.75 mm
Linear excursion
300 W
Program Power
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
90.3
dB
Frequency response
80 - 18000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
91.5
Hz
Mechanical quality factor
QMS
4.94
Electrical quality factor
QES
0.48
Total quality factor
QTS
0.44
Large signal parameters
Maximum linear excursion
xmax
5.75
mm
Air volume displaced at xmax
VD
75
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
0.52
mH
VC Diameter
44
mm
Winding height
HVC
15
mm
Winding material
Copper
Former material
Kapton
Magnet
Flux density
B
0.97
T
Force factor
Bl
10.27
N/A
Motor constant
Bl/√RE
4.47
N/√W
Air gap height
HAG
7
mm
Material
Neodymium
Diaphragm
Effective diameter
129
mm
Effective area
SD
131
cm²
Moving mass
MMS
16.6
g
Moving mass (without air load)
MMD
15.4
g
Material
Paper with glassfiber
Suspensions
Stiffness
KMS
5.56
N/mm
Compliance
CMS
180
µm/N
Equivalent volume to the compliance
VAS
4.35
L
Mechanical resistance
RMS
1.93
N·s/m
Dimensions
Nominal diameter
6.5
″
170
mm
Overall diameter
185
mm
Baffle cutout diameter
145
mm
Overall depth
98
mm
Volume occupied by the driver (estimated)
0.57
L
Net weight
1.35
kg
Frame material
Die Cast Aluminium
.png)
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar speaker drivers to Oberton 6NCX
.png.webp)
6.5″Coaxial
fS
89 Hz
SD
132 cm²
90 - 18000 Hz
QTS
0.38
xmax
5.0 mm
SPL1W
91 dB
Bl/√RE
4.78
Pmax
300 W
.jpg.webp)
Ciare CXI1604 Ω
6.5″Coaxial
fS
91 Hz
SD
120 cm²
90 - 20000 Hz
QTS
0.51
xmax
4.5 mm
SPL1W
90 dB
Bl/√RE
4.06
Pmax
250 W
.png.webp)
6.5″Coaxial
fS
85 Hz
SD
132 cm²
85 - 18000 Hz
QTS
0.37
xmax
5.0 mm
SPL1W
91 dB
Bl/√RE
4.82
Pmax
300 W