MTX Audio 812
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 32 Ω |
| Fs | 35 Hz |
| Qts | 0.422 |
| Qes | 0.46 |
| Qms | 5.12 |
| Vas | 24.6 L |
| Sd | 497.4 cm² |
| Xmax | 10 mm |
| Re | 20 Ω |
| Bl | 52.8 T·m |
| Mms | 291.5 g |
| Pe | 1800 W |
| Sensitivity | 81.6 dB |
Alignment hint
| EBP | 76 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 13.6 L |
EBP 50-100: works in either a sealed or ported alignment.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Substitute candidates
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| MTX Audio TX812 | 35 = | 0.422 = | 24.6 = | 10 = | 91.6 +10 | usable | 4 Ω vs 32 Ω: amp load changes | + |
| Hifonics MXZ 12D2 | 31 -4 | 0.443 +0.02 | 30 +5.4 | 10.3 +0.3 | 87.3 +5.7 | usable | 8 Ω vs 32 Ω: amp load changes | + |
| JL Audio 12TW1-2 | 35 = | 0.577 +0.15 | 28.54 +3.94 | 10 = | 85.07 +3.47 | usable | 2 Ω vs 32 Ω: amp load changes · 300 W vs 1800 W: lower power handling | + |
| Audio System KRYPTON 12 | 37 +2 | 0.39 -0.03 | 30 +5.4 | 17 +7 | 87.5 +5.9 | usable | 4 Ω vs 32 Ω: amp load changes · 1000 W vs 1800 W: lower power handling | + |
| Pioneer TS-SW124D(PREMIER) | 31.7 -3.3 | 0.55 +0.13 | 28.062 +3.46 | 8.6 -1.4 | 83.9 +2.3 | usable | 4 Ω vs 32 Ω: amp load changes · 300 W vs 1800 W: lower power handling · Xmax 8.6 mm < 10 mm: lower excursion-limited SPL | + |
| Hifonics CX12D2 | 36 +1 | 0.336 -0.09 | 25 +0.4 | 12.5 +2.5 | 90.1 +8.5 | usable | 8 Ω vs 32 Ω: amp load changes | + |
| FI Audio Q12 DUAL 2 | 33.9 -1.1 | 0.371 -0.05 | 28.3 +3.7 | 10.6 +0.6 | 91.1 +9.5 | usable | 4 Ω vs 32 Ω: amp load changes | + |
| JL Audio 12TW1-4 | 32.35 -2.65 | 0.529 +0.11 | 33.67 +9.07 | 10 = | 85.15 +3.55 | usable | 4 Ω vs 32 Ω: amp load changes · 300 W vs 1800 W: lower power handling | + |
| Dayton Audio RSS315HE-22 | 32 -3 | 0.461 +0.04 | 32.4 +7.8 | 8.2 -1.8 | 88.1 +6.5 | usable | 8 Ω vs 32 Ω: amp load changes · 800 W vs 1800 W: lower power handling · Xmax 8.2 mm < 10 mm: lower excursion-limited SPL | + |
| Monacor RAPTOR 12 MK2 | 34 -1 | 0.523 +0.1 | 32 +7.4 | 10.1 +0.1 | 89.2 +7.6 | usable | 4 Ω vs 32 Ω: amp load changes · 1000 W vs 1800 W: lower power handling | + |
Compare the closest 3 against the 812 →
Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.
Used in enclosures (0)
No enclosure in the catalog uses this driver yet.