Oberton 10NCX

Coaxial

10″ / 263 mm
Nominal diameter
79 Hz
Resonance
0.29
Q factor
97 dB
Sensitivity
± 5.25 mm
Linear excursion
700 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
97.0
dB
Frequency response
75 - 15000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
79.3
Hz
Mechanical quality factor
QMS
10.01
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.29

Large signal parameters

Maximum linear excursion
xmax
5.25
mm
Air volume displaced at xmax
VD
167
cm³
Power handling
P
350
W
Program power
Pmax
700
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
0.56
mH
VC Diameter
77
mm
Winding height
HVC
15
mm
Winding material
Copper Clad Aluminium
Former material
Glass fiber

Magnet

Flux density
B
1.1
T
Force factor
Bl
16.21
N/A
Motor constant
Bl/√RE
6.85
N/√W
Air gap height
HAG
9
mm
Material
Neodymium

Diaphragm

Effective diameter
201
mm
Effective area
SD
317
cm²
Moving mass
MMS
28
g
Moving mass (without air load)
MMD
23.7
g
Material
Paper

Suspensions

Stiffness
KMS
6.94
N/mm
Compliance
CMS
144
µm/N
Equivalent volume to the compliance
VAS
20.6
L
Mechanical resistance
RMS
1.4
N·s/m

Dimensions

Nominal diameter
10
263
mm
Overall diameter
263
mm
Baffle cutout diameter
225
mm
Overall depth
164
mm
Volume occupied by the driver (estimated)
2.4
L
Net weight
5.16
kg
Frame material
Die Cast Aluminium
Oberton 10NCX SPL
Oberton 10NCX Dimensions

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