MTX Audio T812-44
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 12″ / 300 mm |
| Resonance | 32.4 Hz |
| Q factor | 0.71 |
| Sensitivity | 85 dB |
| Linear excursion | ± 16 mm |
| Program Power | 1500 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85dB
- Frequency response 32 - 200Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 32.4Hz
- Mechanical quality factor QMS 3.88
- Electrical quality factor QES 0.86
- Total quality factor QTS 0.71
Large signal parameters
- Maximum linear excursion xmax 16mm
- Air volume displaced at xmax VD 837cm³
- Power handling P 500W
- Program power Pmax 1500W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 7.3Ω
- Inductance (1kHz, in series, estimated) LE 5.35mH
Magnet
- Force factor (in series) Bl 18.6N/A
- Motor constant Bl/√RE 6.87N/√W
Diaphragm
- Effective diameter 258mm
- Effective area SD 523cm²
- Moving mass MMS 191g
- Moving mass (without air load) MMD 183g
Suspensions
- Stiffness KMS 8.33N/mm
- Compliance CMS 120µm/N
- Equivalent volume to the compliance VAS 46.4L
- Mechanical resistance RMS 10N·s/m
Dimensions
- Nominal diameter 12″
- 300mm
- Volume occupied by the driver (estimated) 2.3L
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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