Soundstream STEALTH-124
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 29.98 Hz |
| Qts | 0.687 |
| Qes | 0.81 |
| Qms | 4.53 |
| Vas | 59.5 L |
| Sd | 487 cm² |
| Xmax | 13 mm |
| Re | 7.24 Ω |
| Bl | 16.38 T·m |
| Mms | 159.37 g |
| Pe | 350 W |
| Sensitivity | 84.8 dB |
Alignment hint
| EBP | 37 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 1001.8 L |
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 |
|---|---|---|---|---|---|---|---|---|
| Alpine SWE-1242 | 31 +1.02 | 0.66 -0.03 | 61 +1.5 | 11.7 -1.3 | 85.9 +1.1 | close | 4 Ω vs 8 Ω: amp load changes · 250 W vs 350 W: lower power handling · Xmax 11.7 mm < 13 mm: lower excursion-limited SPL | + |
| JL Audio 12W0V3-4 | 32.09 +2.11 | 0.67 -0.02 | 71.64 +12.14 | 11.4 -1.6 | 85.64 +0.84 | close | 4 Ω vs 8 Ω: amp load changes · Xmax 11.4 mm < 13 mm: lower excursion-limited SPL | + |
| Rockford Fosgate T1D412 | 29.2 -0.78 | 0.613 -0.07 | 55.8 -3.7 | 10.9 -2.1 | 85.8 +1 | close | Xmax 10.9 mm < 13 mm: lower excursion-limited SPL | + |
| Pioneer TS-W251R | 28.9 -1.08 | 0.68 -0.01 | 57.86 -1.64 | 7.8 -5.2 | 84.6 -0.2 | close | 4 Ω vs 8 Ω: amp load changes · 120 W vs 350 W: lower power handling · Xmax 7.8 mm < 13 mm: lower excursion-limited SPL | + |
| Alpine SWE-1241 | 31 +1.02 | 0.653 -0.03 | 61 +1.5 | 11.3 -1.7 | 89.6 +4.8 | usable | 4 Ω vs 8 Ω: amp load changes · Xmax 11.3 mm < 13 mm: lower excursion-limited SPL | + |
| Infinity Kappa 123WDSSI 2Ohm | 34.2 +4.22 | 0.778 +0.09 | 58.6153 -0.88 | 10.2 -2.8 | 86.0429 +1.24 | usable | 2 Ω vs 8 Ω: amp load changes · Xmax 10.2 mm < 13 mm: lower excursion-limited SPL | + |
| Audiomobile ELITE 2212 | 28 -1.98 | 0.48 -0.21 | 59.46 -0.04 | 12.7 -0.3 | 85.8 +1 | usable | 4 Ω vs 8 Ω: amp load changes · Xmax 12.7 mm < 13 mm: lower excursion-limited SPL | + |
| JL Audio 12W0V3-4 | 28.4 -1.58 | 0.67 -0.02 | 71.6 +12.1 | 9.3 -3.7 | 88.3 +3.5 | usable | Xmax 9.3 mm < 13 mm: lower excursion-limited SPL | + |
| Infinity KAPPA 1200W | 26.5 -3.48 | 0.496 -0.19 | 64.47 +4.97 | 12.75 -0.25 | 85.1 +0.3 | usable | 2 Ω vs 8 Ω: amp load changes · Xmax 12.75 mm < 13 mm: lower excursion-limited SPL | + |
| Cerwin-Vega VEGA 124 | 30.3 +0.32 | 0.612 -0.08 | 60.3 +0.8 | 7 -6 | 86.4 +1.6 | usable | Xmax 7 mm < 13 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the STEALTH-124 →
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.