Acoustic Elegance TD8M-8
Mid-range
8″ / 203 mm
Nominal diameter
76 Hz
Resonance
0.26
Q factor
95 dB
Sensitivity
± 3 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.2
dB
Frequency response
50 - 6000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
75.9
Hz
Mechanical quality factor
QMS
7.89
Electrical quality factor
QES
0.27
Total quality factor
QTS
0.26
Large signal parameters
Maximum linear excursion
xmax
3.0
mm
Maximum excursion before damage
xlim
6.0
mm
Air volume displaced at xmax
VD
57
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.7
Ω
Inductance (1kHz)
LE
0.15
mH
Magnet
Force factor
Bl
15.5
N/A
Motor constant
Bl/√RE
5.99
N/√W
Diaphragm
Effective diameter
156
mm
Effective area
SD
190
cm²
Moving mass
MMS
20
g
Moving mass (without air load)
MMD
18
g
Suspensions
Stiffness
KMS
4.55
N/mm
Compliance
CMS
220
µm/N
Equivalent volume to the compliance
VAS
11.3
L
Mechanical resistance
RMS
1.2
N·s/m
Dimensions
Nominal diameter
8
″
203
mm
Volume occupied by the driver (estimated)
0.85
L
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SpeakerbenchSimilar woofers to Acoustic Elegance TD8M-8
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8″Mid Bass
fS
68 Hz
SD
220 cm²
70 - 3000 Hz
QTS
0.22
xmax
7.0 mm
SPL1W
95 dB
Bl/√RE
7.03
Pmax
400 W
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8″Mid Bass
fS
76 Hz
SD
220 cm²
70 - 3000 Hz
QTS
0.25
xmax
6.0 mm
SPL1W
95 dB
Bl/√RE
7.08
Pmax
400 W
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8″Low frequency
fS
74 Hz
SD
214 cm²
70 - 5000 Hz
QTS
0.24
xmax
3.8 mm
SPL1W
95 dB
Bl/√RE
7.02
Pmax
600 W