Beyma 6CX200Fe
Coaxial
6.5″ / 165 mm
Nominal diameter
65 Hz
Resonance
0.32
Q factor
93 dB
Sensitivity
± 5 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.3
dB
Frequency response
65 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
65.0
Hz
Mechanical quality factor
QMS
3.95
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.32
Large signal parameters
Maximum linear excursion
xmax
5.0
mm
Maximum excursion before damage
xlim
16.0
mm
Air volume displaced at xmax
VD
68
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
4.8
Ω
Inductance (1kHz)
LE
0.2
mH
VC Diameter
51
mm
Winding height
HVC
14
mm
Magnet
Force factor
Bl
7.97
N/A
Motor constant
Bl/√RE
3.64
N/√W
Material
Ferrite
Diaphragm
Effective diameter
131
mm
Effective area
SD
135
cm²
Moving mass
MMS
10
g
Moving mass (without air load)
MMD
8.8
g
Suspensions
Stiffness
KMS
2.1
N/mm
Compliance
CMS
476
µm/N
Equivalent volume to the compliance
VAS
10.5
L
Mechanical resistance
RMS
1.17
N·s/m
Dimensions
Nominal diameter
6.5
″
165
mm
Volume occupied by the driver (estimated)
1.5
L
Net weight
3.6
kg
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6.5″Woofer
fS
66 Hz
SD
133 cm²
65 - 7300 Hz
QTS
0.30
xmax
5.0 mm
SPL1W
93 dB
Bl/√RE
3.69
Pmax
260 W
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8″Coaxial
fS
70 Hz
SD
223 cm²
70 - 20000 Hz
QTS
0.30
xmax
6.2 mm
SPL1W
93 dB
Bl/√RE
6.17
Pmax
500 W