Eighteen Sound 10CX650

Coaxial

10″ / 260 mm
Nominal diameter
54 Hz
Resonance
0.35
Q factor
94 dB
Sensitivity
± 6 mm
Linear excursion
400 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
93.6
dB
Frequency response
60 - 4800
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
54.0
Hz
Mechanical quality factor
QMS
5.90
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.35

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
208
cm³
Power handling
P
200
W
Program power
Pmax
400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
0.9
mH
VC Diameter
65
mm
Winding material
Edgewound Copper

Magnet

Force factor
Bl
14.0
N/A
Motor constant
Bl/√RE
6.2
N/√W

Diaphragm

Effective diameter
210
mm
Effective area
SD
346
cm²
Moving mass
MMS
39.5
g
Moving mass (without air load)
MMD
34.8
g
Material
Humidity repellent

Suspensions

Stiffness
KMS
4.55
N/mm
Compliance
CMS
220
µm/N
Equivalent volume to the compliance
VAS
36.4
L
Mechanical resistance
RMS
2.27
N·s/m

Dimensions

Nominal diameter
10
260
mm
Overall diameter
260
mm
Baffle cutout diameter
230
mm
Overall depth
155
mm
Flange thickness
8
mm
Mounting depth
147
mm
Volume occupied by the driver (estimated)
2.5
L
Net weight
6.2
kg
Eighteen Sound 10CX650 Impedance
Eighteen Sound 10CX650 SPL
Eighteen Sound 10CX650 Directivity map
Eighteen Sound 10CX650 Dimensions

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