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
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

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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

Export this driver to a simulation software:

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