Morel Integra INTEGRA 424
Coaxial
4″ / 119 mm
Nominal diameter
120 Hz
Resonance
0.48
Q factor
89 dB
Sensitivity
± 3 mm
Linear excursion
120 W
Program Power
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Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
89.2
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
120
Hz
Mechanical quality factor
QMS
2.47
Electrical quality factor
QES
0.60
Total quality factor
QTS
0.48
Large signal parameters
Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
19
cm³
Power handling
P
60
W
Program power
Pmax
120
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.0
Ω
Inductance (1kHz)
LE
0.15
mH
VC Diameter
54
mm
Winding height
HVC
10
mm
Winding material
T: Copper W: Hexatech™ Aluminum
Former material
Aluminum
Magnet
Flux density
B
0.85
T
Force factor
Bl
4.32
N/A
Motor constant
Bl/√RE
2.49
N/√W
Air gap height
HAG
4
mm
Material
Hybrid™ Neodymium/Ferrite
Diaphragm
Effective diameter
90
mm
Effective area
SD
63
cm²
Moving mass
MMS
5
g
Moving mass (without air load)
MMD
4.6
g
Material
T: soft dome w: composite paper
Suspensions
Stiffness
KMS
2.86
N/mm
Compliance
CMS
350
µm/N
Equivalent volume to the compliance
VAS
2
L
Mechanical resistance
RMS
1.52
N·s/m
Dimensions
Nominal diameter
4
″
119
mm
Overall diameter
119
mm
Baffle cutout diameter
94
mm
Overall depth
55
mm
Flange thickness
5
mm
Mounting depth
50
mm
Volume occupied by the driver (estimated)
0.15
L
Net weight
0.49
kg
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4″Mid-range
fS
120 Hz
SD
57 cm²
120 - 12000 Hz
QTS
0.44
xmax
1.8 mm
SPL1W
90 dB
Bl/√RE
2.76
Pmax
50 W
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4″Woofer
fS
123 Hz
SD
54 cm²
120 - 11000 Hz
QTS
0.57
xmax
2.8 mm
SPL1W
88 dB
Bl/√RE
2.47
Pmax
80 W