MTX Audio TX612
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 27 Hz |
| Qts | 0.393 |
| Qes | 0.42 |
| Qms | 6.17 |
| Vas | 42.7 L |
| Sd | 500.5 cm² |
| Xmax | 9.7 mm |
| Re | 2 Ω |
| Bl | 15.2 T·m |
| Mms | 285.7 g |
| Pe | 800 W |
| Sensitivity | 91 dB |
Alignment hint
| EBP | 64 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 19.1 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 |
|---|---|---|---|---|---|---|---|---|
| Resonant Engineering XXX 12D1 vp | 27 = | 0.401 +0.01 | 56.5 +13.8 | 12.9 +3.2 | 92 +1 | close | + | |
| Ground Zero GZRW 12XS-AL | 30 +3 | 0.395 = | 52 +9.3 | 8.9 -0.8 | 90.4 -0.6 | close | 600 W vs 800 W: lower power handling · Xmax 8.9 mm < 9.7 mm: lower excursion-limited SPL | + |
| Alpine SWR-12D2 vp | 27 = | 0.441 +0.05 | 46 +3.3 | 10 +0.3 | 87.8 -3.2 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Alpine 1242D | 29 +2 | 0.47 +0.08 | 45 +2.3 | 9.1 -0.6 | 91.4 +0.4 | close | Xmax 9.1 mm < 9.7 mm: lower excursion-limited SPL | + |
| TC Sounds LMS R12 | 28 +1 | 0.43 +0.04 | 39 -3.7 | 10.8 +1.1 | 87.7 -3.3 | close | + | |
| Dayton Audio SS12-22 | 27 = | 0.351 -0.04 | 49.4 +6.7 | 9.6 -0.1 | 88.1 -2.9 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9.6 mm < 9.7 mm: lower excursion-limited SPL | + |
| DD Audio REDLINE 700 SERIES | 28.3 +1.3 | 0.434 +0.04 | 39.6 -3.1 | 7 -2.7 | 90.7 -0.3 | usable | 600 W vs 800 W: lower power handling · Xmax 7 mm < 9.7 mm: lower excursion-limited SPL | + |
| Audiobahn AW120T | 32.4 +5.4 | 0.39 = | 45 +2.3 | 9 -0.7 | 87.5 -3.5 | usable | 500 W vs 800 W: lower power handling · Xmax 9 mm < 9.7 mm: lower excursion-limited SPL | + |
| B&C 12 FG 100 | 34 +7 | 0.362 -0.03 | 49 +6.3 | 9.5 -0.2 | 91 = | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 9.5 mm < 9.7 mm: lower excursion-limited SPL | + |
| B&C 12FG100 | 34 +7 | 0.36 -0.03 | 49 +6.3 | 10.3 +0.6 | 91 = | usable | 8 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the TX612 →
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.