BRAX GRAPHIC GL3
Mid-range
3″ / 80 mm
Nominal diameter
80 Hz
Resonance
0.26
Q factor
87 dB
Sensitivity
± 1.5 mm
Linear excursion
150 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.3
dB
Frequency response
250 - 8000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
80.0
Hz
Mechanical quality factor
QMS
2.90
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.26
Large signal parameters
Maximum linear excursion
xmax
1.5
mm
Air volume displaced at xmax
VD
5.3
cm³
Power handling
P
100
W
Program power
Pmax
150
W
Voice Coil
Nominal impedance
Z
3
Ω
DC resistance
RE
2.9
Ω
Inductance (1kHz, estimated)
LE
0.08
mH
VC Diameter
25
mm
Winding height
HVC
6
mm
Magnet
Force factor
Bl
4.1
N/A
Motor constant
Bl/√RE
2.41
N/√W
Diaphragm
Effective diameter
67
mm
Effective area
SD
35
cm²
Moving mass
MMS
3.4
g
Moving mass (without air load)
MMD
3.2
g
Suspensions
Stiffness
KMS
0.85
N/mm
Compliance
CMS
1180
µm/N
Equivalent volume to the compliance
VAS
1.95
L
Mechanical resistance
RMS
0.62
N·s/m
Dimensions
Nominal diameter
3
″
80
mm
Overall diameter
92
mm
Baffle cutout diameter
76
mm
Mounting depth
36
mm
Volume occupied by the driver (estimated)
0.11
L
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3″Mid-range
fS
80 Hz
SD
35 cm²
250 - 8000 Hz
QTS
0.29
xmax
1.5 mm
SPL1W
87 dB
Bl/√RE
2.22
Pmax
150 W
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4″Full-range
fS
94 Hz
SD
50 cm²
80 - 18000 Hz
QTS
0.27
xmax
3.0 mm
SPL1W
88 dB
Bl/√RE
3.8
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4″Woofer
fS
79 Hz
SD
57 cm²
80 - 2000 Hz
QTS
0.24
xmax
3.8 mm
SPL1W
89 dB
Bl/√RE
3.75
Pmax
200 W