Earthquake Sound SUBZERO-12
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 26.8 Hz |
| Qts | 0.424 |
| Qes | 0.441 |
| Qms | 10.873 |
| Vas | 58.1 L |
| Sd | 530 cm² |
| Xmax | 12.7 mm |
| Re | 7.7 Ω |
| Bl | 26.5 T·m |
| Mms | 239 g |
| Pe | 1000 W |
| Sensitivity | 86.2 dB |
Alignment hint
| EBP | 61 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 32.6 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 |
|---|---|---|---|---|---|---|---|---|
| Audiomobile ELITE 2212 | 28 +1.2 | 0.48 +0.06 | 59.46 +1.36 | 12.7 = | 85.8 -0.4 | close | 4 Ω vs 8 Ω: amp load changes · 600 W vs 1000 W: lower power handling | + |
| Infinity KAPPA 1200W | 26.5 -0.3 | 0.496 +0.07 | 64.47 +6.37 | 12.75 +0.05 | 85.1 -1.1 | close | 2 Ω vs 8 Ω: amp load changes · 500 W vs 1000 W: lower power handling | + |
| Resonant Engineering XXX 12D1 vp | 27 +0.2 | 0.401 -0.02 | 56.5 -1.6 | 12.9 +0.2 | 92 +5.8 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Morel ULTIMO 124 | 26 -0.8 | 0.421 = | 73.8 +15.7 | 14.6 +1.9 | 89 +2.8 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Focal SUB30KXE | 29 +2.2 | 0.454 +0.03 | 50 -8.1 | 10.8 -1.9 | 86.9 +0.7 | close | Xmax 10.8 mm < 12.7 mm: lower excursion-limited SPL | + |
| Sony XS-L121P5 | 26.4 -0.4 | 0.42 = | 55.5 -2.6 | 7.5 -5.2 | 85.5 -0.7 | close | 4 Ω vs 8 Ω: amp load changes · 350 W vs 1000 W: lower power handling · Xmax 7.5 mm < 12.7 mm: lower excursion-limited SPL | + |
| Focal E30KX | 29 +2.2 | 0.454 +0.03 | 50 -8.1 | 10.7 -2 | 86.9 +0.7 | usable | Xmax 10.7 mm < 12.7 mm: lower excursion-limited SPL | + |
| Audio System HX12 SQ | 28.2 +1.4 | 0.5 +0.08 | 68 +9.9 | 11.8 -0.9 | 86.1 -0.1 | usable | 4 Ω vs 8 Ω: amp load changes · 450 W vs 1000 W: lower power handling · Xmax 11.8 mm < 12.7 mm: lower excursion-limited SPL | + |
| JL Audio 12W6V2-D4 | 25 -1.8 | 0.45 +0.03 | 79.9 +21.8 | 12.7 = | 86.9 +0.7 | usable | 600 W vs 1000 W: lower power handling | + |
| Rockford Fosgate T0D212 | 25.3 -1.5 | 0.473 +0.05 | 55 -3.1 | 10.5 -2.2 | 88 +1.8 | usable | 4 Ω vs 8 Ω: amp load changes · 700 W vs 1000 W: lower power handling · Xmax 10.5 mm < 12.7 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SUBZERO-12 →
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.