MTX Audio T9922-44

Subwoofer

22″ / 560 mm
Nominal diameter
17 Hz
Resonance
0.54
Q factor
85 dB
Sensitivity
± 31.75 mm
Linear excursion
8000 W
Program Power
MTX Audio T9922-44 SubwooferMTX Audio T9922-44 SubwooferMTX Audio T9922-44 Subwoofer
Excursion
Velocity
SPL
Phase
Group delay
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
Sensitivity (1W, 1m, infinite baffle)
SPL1W
84.7
dB
Frequency response
20 - 150
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
16.8
Hz
Mechanical quality factor
QMS
5.19
Electrical quality factor
QES
0.60
Total quality factor
QTS
0.54

Large signal parameters

Maximum linear excursion
xmax
31.75
mm
Air volume displaced at xmax
VD
5213
cm³
Power handling
P
4000
W
Program power
Pmax
8000
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.6
Ω
Inductance (1kHz, in series, estimated)
LE
7.87
mH
VC Diameter
165
mm

Magnet

Force factor (in series)
Bl
40.78
N/A
Motor constant
Bl/√RE
15.8
N/√W
Weight
25.5
kg

Diaphragm

Effective diameter
457
mm
Effective area
SD
1642
cm²
Moving mass
MMS
1428
g
Moving mass (without air load)
MMD
1380
g

Suspensions

Stiffness
KMS
15.87
N/mm
Compliance
CMS
63
µm/N
Equivalent volume to the compliance
VAS
239
L
Mechanical resistance
RMS
29.04
N·s/m

Dimensions

Nominal diameter
22
″
560
mm
Baffle cutout diameter
514
mm
Mounting depth
535
mm
Volume occupied by the driver
51.0
L
Impedance
Step response
Tone Burst
DatasheetDatasheet

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