Morel Elite ECW 638
Woofer
6″ / 160 mm
Nominal diameter
39 Hz
Resonance
0.29
Q factor
87 dB
Sensitivity
± 6 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.1
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
1.42
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.29
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
71
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.0
Ω
Inductance (1kHz)
LE
0.26
mH
VC Diameter
75
mm
Winding height
HVC
18
mm
Winding material
Hexatech™ Aluminum
Former material
Aluminum
Magnet
Flux density
B
0.8
T
Force factor
Bl
7.45
N/A
Motor constant
Bl/√RE
3.33
N/√W
Air gap height
HAG
6
mm
Material
Hybrid™ Neodymium/Ferrite
Diaphragm
Effective diameter
123
mm
Effective area
SD
119
cm²
Moving mass
MMS
16
g
Moving mass (without air load)
MMD
15
g
Material
Damped polymer composite
Suspensions
Stiffness
KMS
1.01
N/mm
Compliance
CMS
994
µm/N
Equivalent volume to the compliance
VAS
19
L
Mechanical resistance
RMS
2.82
N·s/m
Dimensions
Nominal diameter
6
″
160
mm
Overall diameter
160
mm
Baffle cutout diameter
140
mm
Overall depth
69
mm
Flange thickness
6
mm
Mounting depth
63
mm
Volume occupied by the driver (estimated)
0.38
L
Net weight
1.2
kg
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SpeakerbenchSimilar woofers to Morel ECW 638
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6.5″Woofer
fS
39 Hz
SD
127 cm²
39 - 3000 Hz
QTS
0.30
xmax
4.0 mm
SPL1W
87 dB
Bl/√RE
3.85
Pmax
120 W