Beyma 8CX300Fe

Coaxial

8″ / 200 mm
Nominal diameter
89 Hz
Resonance
0.55
Q factor
93 dB
Sensitivity
± 6 mm
Linear excursion
600 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
93.1
dB
Frequency response
90 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
89.0
Hz
Mechanical quality factor
QMS
4.20
Electrical quality factor
QES
0.63
Total quality factor
QTS
0.55

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
132
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
0.2
mH
VC Diameter
64
mm
Winding height
HVC
15
mm

Magnet

Force factor
Bl
9.6
N/A
Motor constant
Bl/√RE
4.21
N/√W
Air gap height
HAG
7
mm

Diaphragm

Effective diameter
167
mm
Effective area
SD
220
cm²
Moving mass
MMS
20
g
Moving mass (without air load)
MMD
17.6
g

Suspensions

Stiffness
KMS
6.33
N/mm
Compliance
CMS
158
µm/N
Equivalent volume to the compliance
VAS
10.8
L
Mechanical resistance
RMS
2.7
N·s/m

Dimensions

Nominal diameter
8
200
mm
Overall diameter
212
mm
Baffle cutout diameter
180
mm
Overall depth
126
mm
Volume occupied by the driver (estimated)
1.6
L
Net weight
4.6
kg
Beyma 8CX300Fe SPL
Beyma 8CX300Fe SPL & Impedance
Beyma 8CX300Fe Directivity
Beyma 8CX300Fe Dimensions

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