RCF LF12G301

Subwoofer

12″ / 305 mm
Nominal diameter
43 Hz
Resonance
0.22
Q factor
97 dB
Sensitivity
± 7 mm
Linear excursion
900 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
96.5
dB
Frequency response
40 - 2000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
43.0
Hz
Mechanical quality factor
QMS
4.60
Electrical quality factor
QES
0.23
Total quality factor
QTS
0.22

Large signal parameters

Maximum linear excursion
xmax
7.0
mm
Maximum excursion before damage
xlim
18.0
mm
Air volume displaced at xmax
VD
392
cm³
Power handling
P
450
W
Program power
Pmax
900
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
1.2
mH
VC Diameter
76
mm
Winding height
HVC
19
mm
Winding material
Copper
Former material
Glass Fiber

Magnet

Force factor
Bl
19.0
N/A
Motor constant
Bl/√RE
7.89
N/√W
Air gap height
HAG
10
mm

Diaphragm

Effective diameter
260
mm
Effective area
SD
560
cm²
Moving mass
MMS
56
g
Moving mass (without air load)
MMD
46.6
g

Suspensions

Stiffness
KMS
3.86
N/mm
Compliance
CMS
259
µm/N
Equivalent volume to the compliance
VAS
97
L
Mechanical resistance
RMS
3.29
N·s/m

Dimensions

Nominal diameter
12
305
mm
Overall diameter
320
mm
Baffle cutout diameter
284
mm
Overall depth
140
mm
Volume occupied by the driver
2.6
L
Net weight
7.0
kg
RCF LF12G301 Impedance
RCF LF12G301 SPL
RCF LF12G301 Dimensions

Export this driver to a simulation software:

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