Pioneer TS-W311D4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 43 Hz |
| Qts | 0.95 |
| Qes | 1.02 |
| Qms | 13.79 |
| Vas | 32.7 L |
| Sd | 520 cm² |
| Xmax | 4.8 mm |
| Re | 2 Ω |
| Bl | 9.2 T·m |
| Mms | 158.8 g |
| Pe | 400 W |
| Sensitivity | 92.1 dB |
Alignment hint
| EBP | 42 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | Qts too high |
EBP < 50: favours a sealed (closed) 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 |
|---|---|---|---|---|---|---|---|---|
| Pioneer TS-W311S4 | 42 -1 | 0.795 -0.15 | 37.5 +4.8 | 5.8 +1 | 91.4 -0.7 | close | + | |
| Pioneer TS-W310 | 41 -2 | 1.162 +0.21 | 32.1 -0.6 | 4.3 -0.5 | 88.5 -3.6 | usable | Xmax 4.3 mm < 4.8 mm: lower excursion-limited SPL | + |
| Fountek FW300DV vp 2 aimants | 46.3 +3.3 | 0.885 -0.06 | 43 +10.3 | 4.2 -0.6 | 88.4 -3.7 | usable | 8 Ω vs 4 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 4.2 mm < 4.8 mm: lower excursion-limited SPL | + |
| Pioneer TS-W309D4 | 37.2 -5.8 | 0.811 -0.14 | 33.8 +1.1 | 5.7 +0.9 | 86.4 -5.7 | usable | 8 Ω vs 4 Ω: amp load changes | + |
| MTX Audio T8500 | 35.5 -7.5 | 0.734 -0.22 | 41.5 +8.8 | 5.4 +0.6 | 92.2 +0.1 | usable | 2 Ω vs 4 Ω: amp load changes | + |
| Skar Audio EV-12 S4 | 45.7 +2.7 | 0.71 -0.24 | 34.8 +2.1 | 8.5 +3.7 | 88 -4.1 | usable | 200 W vs 400 W: lower power handling | + |
| Skar Audio EV-12 S2 | 43.1 +0.1 | 0.7 -0.25 | 36.7 +4 | 8.5 +3.7 | 87.6 -4.5 | usable | 2 Ω vs 4 Ω: amp load changes · 200 W vs 400 W: lower power handling | + |
| Visaton WS32AW | 45 +2 | 0.857 -0.09 | 47 +14.3 | 3.7 -1.1 | 88.9 -3.2 | usable | 8 Ω vs 4 Ω: amp load changes · 150 W vs 400 W: lower power handling · Xmax 3.7 mm < 4.8 mm: lower excursion-limited SPL | + |
| Pioneer TS-W310D4 | 37 -6 | 0.778 -0.17 | 37.4 +4.7 | 6.2 +1.4 | 87 -5.1 | usable | 8 Ω vs 4 Ω: amp load changes | + |
| Monacor RAPTOR 12 | 43 = | 0.624 -0.33 | 27.5 -5.2 | 8.5 +3.7 | 90.7 -1.4 | usable | + |
Compare the closest 3 against the TS-W311D4 →
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.