5″ / 127 mm
Nominal diameter
45 Hz
Resonance
0.31
Q factor
89 dB
Sensitivity
± 3 mm
Linear excursion
60 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.5
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
4.25
Electrical quality factor
QES
0.33
Total quality factor
QTS
0.31
Large signal parameters
Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
21
cm³
Power handling
P
30
W
Program power
Pmax
60
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.8
Ω
Inductance (1kHz)
LE
0.11
mH
VC Diameter
31
mm
Winding height
HVC
11
mm
Magnet
Flux density
B
1.08
T
Force factor
Bl
6.1
N/A
Motor constant
Bl/√RE
2.34
N/√W
Air gap height
HAG
5
mm
Weight
0.1
kg
Diaphragm
Effective diameter
94
mm
Effective area
SD
70
cm²
Moving mass
MMS
6
g
Moving mass (without air load)
MMD
5.5
g
Suspensions
Stiffness
KMS
0.54
N/mm
Compliance
CMS
1860
µm/N
Equivalent volume to the compliance
VAS
12.5
L
Mechanical resistance
RMS
0.4
N·s/m
Dimensions
Nominal diameter
5
″
127
mm
Volume occupied by the driver (estimated)
0.3
L
Net weight
0.78
kg
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Export this driver to a simulation software:
WinISD
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Hornresp
QSpeakers
SpeakerSim
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SpeakerbenchSimilar speaker drivers to SB Acoustics MR13P-8
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