RCF MB12G301
Woofer
12″ / 305 mm
Nominal diameter
53 Hz
Resonance
0.27
Q factor
97 dB
Sensitivity
± 6 mm
Linear excursion
800 W
Program Power
.png)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.6
dB
Frequency response
50 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
53.0
Hz
Mechanical quality factor
QMS
4.70
Electrical quality factor
QES
0.28
Total quality factor
QTS
0.27
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Maximum excursion before damage
xlim
19.0
mm
Air volume displaced at xmax
VD
300
cm³
Power handling
P
400
W
Program power
Pmax
800
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
0.7
mH
VC Diameter
76
mm
Winding height
HVC
16
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
17.0
N/A
Motor constant
Bl/√RE
7.32
N/√W
Air gap height
HAG
4
mm
Diaphragm
Effective diameter
260
mm
Effective area
SD
500
cm²
Moving mass
MMS
48
g
Moving mass (without air load)
MMD
39.7
g
Suspensions
Stiffness
KMS
5.0
N/mm
Compliance
CMS
200
µm/N
Equivalent volume to the compliance
VAS
72
L
Mechanical resistance
RMS
3.4
N·s/m
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
320
mm
Baffle cutout diameter
284
mm
Overall depth
146
mm
Volume occupied by the driver
2.6
L
Net weight
7.0
kg
.png)
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to RCF MB12G301
.jpg.webp)
12″Mid Bass
fS
50 Hz
SD
515 cm²
50 - 2500 Hz
QTS
0.25
xmax
5.3 mm
SPL1W
97 dB
Bl/√RE
7.81
Pmax
800 W
.jpg.webp)
12″Guitar Speaker
fS
53 Hz
SD
520 cm²
50 - 3800 Hz
QTS
0.30
xmax
2.4 mm
SPL1W
97 dB
Bl/√RE
7.7
Pmax
600 W
.png.webp)
12″Woofer
fS
50 Hz
SD
522 cm²
50 - 2000 Hz
QTS
0.27
xmax
7.0 mm
SPL1W
96 dB
Bl/√RE
7.73
Pmax
800 W