MTX Audio TX812
Subwoofer
12″ / 300 mm
Nominal diameter
35 Hz
Resonance
0.42
Q factor
86 dB
Sensitivity
± 12.5 mm
Linear excursion
5400 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.4
- dB
- Frequency response
- 26 - 500
- Hz
- Resonance frequency (free air)
- fS
- 35.0
- Hz
- Mechanical quality factor
- QMS
- 5.12
- Electrical quality factor
- QES
- 0.46
- Total quality factor
- QTS
- 0.42
- Maximum linear excursion
- xmax
- 12.5
- mm
- Air volume displaced at xmax
- VD
- 622
- cm³
- Power handling
- P
- 1800
- W
- Program power
- Pmax
- 5400
- W
- Nominal impedance
- Z
- 2
- Ω
- DC resistance
- RE
- 2.0
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.88
- mH
- Force factor
- Bl
- 18.0
- N/A
- Motor constant
- Bl/√RE
- 12.7
- N/√W
- Effective diameter
- 252
- mm
- Effective area
- SD
- 497
- cm²
- Moving mass
- MMS
- 288.8
- g
- Moving mass (without air load)
- MMD
- 281
- g
- Stiffness
- KMS
- 14.29
- N/mm
- Compliance
- CMS
- 70
- µm/N
- Equivalent volume to the compliance
- VAS
- 24.6
- L
- Mechanical resistance
- RMS
- 12.4
- N·s/m
- Nominal diameter
- 12
- ″
- 300
- mm
- Volume occupied by the driver (estimated)
- 2.3
- L