Pioneer TS-A30S4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 39.2 Hz |
| Qts | 0.7 |
| Qes | 0.767 |
| Qms | 8 |
| Vas | 56.1 L |
| Sd | 576 cm² |
| Xmax | 6.6 mm |
| Re | 3.4 Ω |
| Bl | 12.2 T·m |
| Mms | 136.7 g |
| Pe | 400 W |
| Sensitivity | 92.1 dB |
Alignment hint
| EBP | 51 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 2748.9 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 |
|---|---|---|---|---|---|---|---|---|
| hertz Hertz Audio ES300.5 | 35 -4.2 | 0.66 -0.04 | 48.5 -7.6 | 6.8 +0.2 | 90.8 -1.3 | close | + | |
| Peerless SBS-300F38CP01-04 | 36 -3.2 | 0.611 -0.09 | 55.8 -0.3 | 5.9 -0.7 | 90.9 -1.2 | close | 250 W vs 400 W: lower power handling · Xmax 5.9 mm < 6.6 mm: lower excursion-limited SPL | + |
| Selenium 12SW10A DVC | 36 -3.2 | 0.665 -0.03 | 63.6 +7.5 | 7 +0.4 | 94.7 +2.6 | close | 2 Ω vs 4 Ω: amp load changes | + |
| Selenium 12SW3A DVC 2+2 | 35 -4.2 | 0.724 +0.02 | 49 -7.1 | 6.5 -0.1 | 89.6 -2.5 | close | Xmax 6.5 mm < 6.6 mm: lower excursion-limited SPL | + |
| Ground Zero GZIW 300X | 34.9 -4.3 | 0.69 -0.01 | 53.6 -2.5 | 7.5 +0.9 | 86.6 -5.5 | usable | + | |
| Hertz Audio ES F30.5 | 38 -1.2 | 0.6 -0.1 | 60 +3.9 | 6 -0.6 | 88.6 -3.5 | usable | Xmax 6 mm < 6.6 mm: lower excursion-limited SPL | + |
| Fountek FW300 | 37.3 -1.9 | 0.783 +0.08 | 50.1 -6 | 5.5 -1.1 | 89.8 -2.3 | usable | 300 W vs 400 W: lower power handling · Xmax 5.5 mm < 6.6 mm: lower excursion-limited SPL | + |
| MTX Audio XT12-44 | 34.5 -4.7 | 0.702 = | 57 +0.9 | 4.3 -2.3 | 94.1 +2 | usable | 2 Ω vs 4 Ω: amp load changes · 250 W vs 400 W: lower power handling · Xmax 4.3 mm < 6.6 mm: lower excursion-limited SPL | + |
| MTX Audio RTS12-04 | 33.5 -5.7 | 0.631 -0.07 | 58.4 +2.3 | 5.8 -0.8 | 89.5 -2.6 | usable | 250 W vs 400 W: lower power handling · Xmax 5.8 mm < 6.6 mm: lower excursion-limited SPL | + |
| MTX Audio T8500 | 35.5 -3.7 | 0.734 +0.03 | 41.5 -14.6 | 5.4 -1.2 | 92.2 +0.1 | usable | 2 Ω vs 4 Ω: amp load changes · Xmax 5.4 mm < 6.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the TS-A30S4 →
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.