MTX Audio RTX658
Mid-range
6.5″ / 165 mm
Nominal diameter
149 Hz
Resonance
1.1
Q factor
93 dB
Sensitivity
± 0.295 mm
Linear excursion
200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.7
dB
Frequency response
136 - 6500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
149
Hz
Mechanical quality factor
QMS
8.29
Electrical quality factor
QES
1.27
Total quality factor
QTS
1.10
Large signal parameters
Maximum linear excursion
xmax
0.295
mm
Air volume displaced at xmax
VD
3.9
cm³
Power handling
P
100
W
Program power
Pmax
200
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz, estimated)
LE
0.3
mH
Magnet
Force factor
Bl
6.14
N/A
Motor constant
Bl/√RE
2.51
N/√W
Diaphragm
Effective diameter
130
mm
Effective area
SD
133
cm²
Moving mass
MMS
8.6
g
Moving mass (without air load)
MMD
7.4
g
Suspensions
Stiffness
KMS
7.52
N/mm
Compliance
CMS
133
µm/N
Equivalent volume to the compliance
VAS
3.32
L
Mechanical resistance
RMS
0.97
N·s/m
Dimensions
Nominal diameter
6.5
″
165
mm
Mounting depth
67
mm
Volume occupied by the driver (estimated)
0.5
L
Export this driver to a simulation software:
WinISD
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QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar speaker drivers to MTX Audio RTX658
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6″Mid-range
fS
144 Hz
SD
137 cm²
155 - 11000 Hz
QTS
1.17
xmax
2.6 mm
SPL1W
93 dB
Bl/√RE
2.67
Pmax
200 W
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6″Mid-range
fS
145 Hz
SD
154 cm²
150 - 9500 Hz
QTS
1.16
xmax
3.0 mm
SPL1W
93 dB
Bl/√RE
2.83
Pmax
250 W
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6″Mid Bass
fS
124 Hz
SD
154 cm²
125 - 6500 Hz
QTS
0.97
xmax
4.8 mm
SPL1W
92 dB
Bl/√RE
3.01
Pmax
200 W