RCF MB8G200
Mid Bass
8″ / 203 mm
Nominal diameter
76 Hz
Resonance
0.33
Q factor
92 dB
Sensitivity
± 6 mm
Linear excursion
400 W
Program Power
Discontinued
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.2
dB
Frequency response
60 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
76.0
Hz
Mechanical quality factor
QMS
3.70
Electrical quality factor
QES
0.37
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Maximum excursion before damage
xlim
15.0
mm
Air volume displaced at xmax
VD
120
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
1.4
mH
VC Diameter
51
mm
Winding height
HVC
16
mm
Winding material
Copper
Magnet
Force factor
Bl
12.5
N/A
Motor constant
Bl/√RE
5.71
N/√W
Material
Ceramic
Diaphragm
Effective diameter
165
mm
Effective area
SD
200
cm²
Moving mass
MMS
25
g
Moving mass (without air load)
MMD
22.7
g
Suspensions
Stiffness
KMS
5.16
N/mm
Compliance
CMS
194
µm/N
Equivalent volume to the compliance
VAS
11
L
Mechanical resistance
RMS
3.23
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
8
″
203
mm
Overall diameter
239
mm
Baffle cutout diameter
184
mm
Overall depth
99
mm
Flange thickness
8
mm
Mounting depth
91
mm
Volume occupied by the driver
0.8
L
Net weight
3.54
kg
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SpeakerbenchSimilar woofers to RCF MB8G200
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8″Woofer
fS
76 Hz
SD
227 cm²
75 - 2000 Hz
QTS
0.33
xmax
4.1 mm
SPL1W
93 dB
Bl/√RE
6.29
Pmax
500 W
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