5″ / 128 mm
Nominal diameter
99 Hz
Resonance
0.43
Q factor
89 dB
Sensitivity
± 5 mm
Linear excursion
260 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
89.1
dB
Frequency response
80 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
99.4
Hz
Mechanical quality factor
QMS
3.80
Electrical quality factor
QES
0.48
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
38
cm³
Power handling
P
130
W
Program power
Pmax
260
W
Voice Coil
Nominal impedance
Z
16
Ω
DC resistance
RE
11.9
Ω
Inductance (1kHz)
LE
0.5
mH
VC Diameter
38
mm
Winding height
HVC
15
mm
Magnet
Flux density
B
1.6
T
Force factor
Bl
11.4
N/A
Motor constant
Bl/√RE
3.3
N/√W
Air gap height
HAG
5
mm
Diaphragm
Effective diameter
98
mm
Effective area
SD
75
cm²
Moving mass
MMS
8
g
Moving mass (without air load)
MMD
7.5
g
Suspensions
Stiffness
KMS
3.33
N/mm
Compliance
CMS
300
µm/N
Equivalent volume to the compliance
VAS
2.4
L
Mechanical resistance
RMS
1.31
N·s/m
Dimensions
Nominal diameter
5
″
128 x 128
mm
Overall size
128 x 128
mm
Baffle cutout diameter
117
mm
Overall depth
102
mm
Volume occupied by the driver (estimated)
0.58
L
Net weight
1.9
kg
Frame material
Cast Aluminum
Similar speaker drivers to BMS 5C150
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
5″Mid-range
fS
113 Hz
SD
85 cm²
80 - 4000 Hz
QTS
0.43
xmax
5.0 mm
SPL1W
90 dB
Bl/√RE
3.35
Pmax
260 W
4″Mid-range
fS
95 Hz
SD
55 cm²
95 - 10000 Hz
QTS
0.40
xmax
1.0 mm
SPL1W
88 dB
Bl/√RE
2.4
Pmax
120 W