Davis 31TK12-M vp
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 27.8 Hz |
| Qts | 0.416 |
| Qes | 0.491 |
| Qms | 2.741 |
| Vas | 376 L |
| Sd | 543 cm² |
| Xmax | 5 mm |
| Re | 7.35 Ω |
| Bl | 9.7 T·m |
| Mms | 36 g |
| Pe | 150 W |
| Sensitivity | 94.5 dB |
Alignment hint
| EBP | 57 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 199 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 |
|---|---|---|---|---|---|---|---|---|
| Cabasse 30BZ24 vp oriu1 | 30.3 +2.5 | 0.394 -0.02 | 363 -13 | 4 -1 | 94.6 +0.1 | close | 16 Ω vs 8 Ω: amp load changes · 80 W vs 150 W: lower power handling · Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
| Sphynx SP-W12-BK | 28 +0.2 | 0.417 = | 258 -118 | 4 -1 | 93.9 -0.6 | usable | 100 W vs 150 W: lower power handling · Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
| Sphynx SP-W12 | 28 +0.2 | 0.415 = | 258 -118 | 4 -1 | 93.9 -0.6 | usable | 100 W vs 150 W: lower power handling · Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
| Ciare HW320 | 27 -0.8 | 0.445 +0.03 | 293 -83 | 4.1 -0.9 | 93.4 -1.1 | usable | Xmax 4.1 mm < 5 mm: lower excursion-limited SPL | + |
| SEAS 33F-WB | 27 -0.8 | 0.348 -0.07 | 280 -96 | 5 = | 94.6 +0.1 | usable | 80 W vs 150 W: lower power handling | + |
| Audax PR300 MO AP | 25 -2.8 | 0.468 +0.05 | 457 +81 | 4.4 -0.6 | 94 -0.5 | usable | 100 W vs 150 W: lower power handling · Xmax 4.4 mm < 5 mm: lower excursion-limited SPL | + |
| AE Speakers LO12-D8 | 27.5 -0.3 | 0.431 +0.02 | 273 -103 | 9 +4 | 97.1 +2.6 | usable | 4 Ω vs 8 Ω: amp load changes | + |
| Davis 31ST12M v2009 | 22 -5.8 | 0.39 -0.03 | 398 +22 | 9 +4 | 91.8 -2.7 | usable | 100 W vs 150 W: lower power handling | + |
| SEAS 33F-WK MH | 21.6 -6.2 | 0.383 -0.03 | 327.7 -48.3 | 5 = | 92.1 -2.4 | usable | 80 W vs 150 W: lower power handling | + |
| Celestion T1600 vp 2 | 30.3 +2.5 | 0.44 +0.02 | 264.7 -111.3 | 4 -1 | 94.3 -0.2 | usable | 80 W vs 150 W: lower power handling · Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 31TK12-M vp →
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.