BMS 5S117
Mid-range
5″ / 128 mm
Nominal diameter
95 Hz
Resonance
0.42
Q factor
89 dB
Sensitivity
± 5 mm
Linear excursion
260 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
89.3
dB
Frequency response
80 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
95.0
Hz
Mechanical quality factor
QMS
3.30
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.42
Large signal parameters
Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
43
cm³
Power handling
P
130
W
Program power
Pmax
260
W
Voice Coil
Nominal impedance
Z
16
Ω
DC resistance
RE
11.4
Ω
Inductance (1kHz)
LE
0.58
mH
VC Diameter
38
mm
Winding height
HVC
15
mm
Winding material
Copper
Magnet
Force factor
Bl
11.3
N/A
Motor constant
Bl/√RE
3.35
N/√W
Air gap height
HAG
5
mm
Material
Ferrite
Diaphragm
Effective diameter
105
mm
Effective area
SD
85
cm²
Moving mass
MMS
8.9
g
Moving mass (without air load)
MMD
8.3
g
Suspensions
Stiffness
KMS
3.23
N/mm
Compliance
CMS
310
µm/N
Equivalent volume to the compliance
VAS
3.25
L
Mechanical resistance
RMS
1.61
N·s/m
Dimensions
Nominal diameter
5
″
128
mm
Overall diameter
128
mm
Baffle cutout diameter
117
mm
Overall depth
75
mm
Volume occupied by the driver (estimated)
0.42
L
Net weight
1.56
kg
Frame material
Cast Aluminum
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5″Coaxial
fS
100 Hz
SD
85 cm²
100 - 18000 Hz
QTS
0.41
xmax
5.1 mm
SPL1W
91 dB
Bl/√RE
3.29
Pmax
240 W
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4.5″Mid-range
fS
104 Hz
SD
54 cm²
180 - 3000 Hz
QTS
0.41
xmax
2.0 mm
SPL1W
90 dB
Bl/√RE
2.16