12″ / 300 mm
Nominal diameter
48 Hz
Resonance
0.21
Q factor
96 dB
Sensitivity
± 7.5 mm
Linear excursion
1400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.2
dB
Frequency response
50 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
48.0
Hz
Mechanical quality factor
QMS
6.50
Electrical quality factor
QES
0.22
Total quality factor
QTS
0.21
Large signal parameters
Maximum linear excursion
xmax
7.5
mm
Maximum excursion before damage
xlim
52.0
mm
Air volume displaced at xmax
VD
413
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.0
Ω
Inductance (1kHz)
LE
1.1
mH
VC Diameter
102
mm
Winding height
HVC
20
mm
Magnet
Force factor
Bl
23.0
N/A
Motor constant
Bl/√RE
10.3
N/√W
Air gap height
HAG
12
mm
Diaphragm
Effective diameter
265
mm
Effective area
SD
550
cm²
Moving mass
MMS
76
g
Moving mass (without air load)
MMD
67
g
Suspensions
Stiffness
KMS
6.99
N/mm
Compliance
CMS
143
µm/N
Equivalent volume to the compliance
VAS
61
L
Mechanical resistance
RMS
3.5
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Overall diameter
312
mm
Baffle cutout diameter
283
mm
Overall depth
135
mm
Volume occupied by the driver (estimated)
3.9
L
Net weight
11.5
kg
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Beyma 12P80Fe V2
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12″Woofer
fS
48 Hz
SD
522 cm²
45 - 3000 Hz
QTS
0.21
xmax
6.0 mm
SPL1W
96 dB
Bl/√RE
9.82
Pmax
700 W
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12″Subwoofer
fS
51 Hz
SD
550 cm²
60 - 4000 Hz
QTS
0.24
xmax
7.0 mm
SPL1W
96 dB
Bl/√RE
9.47
Pmax
1400 W
.png.webp)
RCF LF12P9038 Ω
12″Subwoofer
fS
47 Hz
SD
530 cm²
40 - 2000 Hz
QTS
0.23
xmax
7.0 mm
SPL1W
96 dB
Bl/√RE
9.24
Pmax
1000 W