MTX Audio RTX88

Mid-range

8″ / 200 mm
Nominal diameter
73 Hz
Resonance
0.7
Q factor
91 dB
Sensitivity
± 0.533 mm
Linear excursion
300 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
91.3
dB
Frequency response
82 - 6000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
72.8
Hz
Mechanical quality factor
QMS
14.37
Electrical quality factor
QES
0.74
Total quality factor
QTS
0.70

Large signal parameters

Maximum linear excursion
xmax
0.533
mm
Air volume displaced at xmax
VD
11
cm³
Power handling
P
150
W
Program power
Pmax
300
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz, estimated)
LE
0.41
mH

Magnet

Force factor
Bl
7.36
N/A
Motor constant
Bl/√RE
3.16
N/√W

Diaphragm

Effective diameter
164
mm
Effective area
SD
211
cm²
Moving mass
MMS
16.2
g
Moving mass (without air load)
MMD
14
g

Suspensions

Stiffness
KMS
3.39
N/mm
Compliance
CMS
295
µm/N
Equivalent volume to the compliance
VAS
18.6
L
Mechanical resistance
RMS
0.52
N·s/m

Dimensions

Nominal diameter
8
200
mm
Mounting depth
75
mm
Volume occupied by the driver (estimated)
0.82
L

Export this driver to a simulation software:

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