MTX Audio RTX128

Mid-range

12″ / 300 mm
Nominal diameter
61 Hz
Resonance
0.72
Q factor
93 dB
Sensitivity
± 0.8 mm
Linear excursion
600 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
Discard
Apply

Available on (affiliate link)

Amazon.com
$$

Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
93.2
dB
Frequency response
66 - 5200
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
61.0
Hz
Mechanical quality factor
QMS
10.37
Electrical quality factor
QES
0.77
Total quality factor
QTS
0.72

Large signal parameters

Maximum linear excursion
xmax
0.8
mm
Air volume displaced at xmax
VD
42
cm³
Power handling
P
300
W
Program power
Pmax
600
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz, estimated)
LE
0.84
mH

Magnet

Force factor
Bl
11.86
N/A
Motor constant
Bl/√RE
5.06
N/√W

Diaphragm

Effective diameter
260
mm
Effective area
SD
530
cm²
Moving mass
MMS
51.4
g
Moving mass (without air load)
MMD
43.1
g

Suspensions

Stiffness
KMS
7.52
N/mm
Compliance
CMS
133
µm/N
Equivalent volume to the compliance
VAS
52.9
L
Mechanical resistance
RMS
1.9
N·s/m

Dimensions

Nominal diameter
12
300
mm
Mounting depth
117
mm
Volume occupied by the driver (estimated)
2.3
L

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar speaker drivers to MTX Audio RTX128

PRV Audio 10FR300PR Full-range
10Full-range
fS
60 Hz
SD
394 cm²
60 - 14000 Hz
QTS
0.65
xmax
4.0 mm
SPL1W
94 dB
Bl/√RE
4.21
Pmax
300 W