Audio System HX12 SQ
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 28.2 Hz |
| Qts | 0.5 |
| Qes | 0.57 |
| Qms | 4.4 |
| Vas | 68 L |
| Sd | 507 cm² |
| Xmax | 11.8 mm |
| Re | 3.1 Ω |
| Bl | 13.1 T·m |
| Mms | 150 g |
| Pe | 450 W |
| Sensitivity | 86.1 dB |
Alignment hint
| EBP | 49 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 68 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 |
|---|---|---|---|---|---|---|---|---|
| Infinity KAPPA 1200W | 26.5 -1.7 | 0.496 = | 64.47 -3.53 | 12.75 +0.95 | 85.1 -1 | close | 2 Ω vs 4 Ω: amp load changes | + |
| Audiomobile ELITE 2212 | 28 -0.2 | 0.48 -0.02 | 59.46 -8.54 | 12.7 +0.9 | 85.8 -0.3 | close | + | |
| JL Audio 12W1V3-2 | 26.55 -1.65 | 0.52 +0.02 | 72 +4 | 11 -0.8 | 85.9 -0.2 | close | 2 Ω vs 4 Ω: amp load changes · 300 W vs 450 W: lower power handling · Xmax 11 mm < 11.8 mm: lower excursion-limited SPL | + |
| JL Audio 12W1V3-4 | 26.21 -1.99 | 0.5 = | 76.63 +8.63 | 11 -0.8 | 86.1 = | close | 300 W vs 450 W: lower power handling · Xmax 11 mm < 11.8 mm: lower excursion-limited SPL | + |
| Alpine SWA-12S4 | 30 +1.8 | 0.49 -0.01 | 67.79 -0.21 | 10 -1.8 | 87.2 +1.1 | close | 250 W vs 450 W: lower power handling · Xmax 10 mm < 11.8 mm: lower excursion-limited SPL | + |
| Infinity PRIMUS 1270 | 29.7 +1.5 | 0.49 -0.01 | 75.7 +7.7 | 11.3 -0.5 | 87.3 +1.2 | close | 300 W vs 450 W: lower power handling · Xmax 11.3 mm < 11.8 mm: lower excursion-limited SPL | + |
| Sound Storm Labs CR12D | 30.7 +2.5 | 0.522 +0.02 | 66.9 -1.1 | 10.3 -1.5 | 87.5 +1.4 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 10.3 mm < 11.8 mm: lower excursion-limited SPL | + |
| Powerbass S-1204D | 31 +2.8 | 0.5 = | 65 -3 | 9.5 -2.3 | 87.2 +1.1 | close | 300 W vs 450 W: lower power handling · Xmax 9.5 mm < 11.8 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P3D4-12 | 27.7 -0.5 | 0.517 +0.02 | 57.7 -10.3 | 9.4 -2.4 | 86.3 +0.2 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9.4 mm < 11.8 mm: lower excursion-limited SPL | + |
| JL Audio 12W7AE-3 | 27.2 -1 | 0.482 -0.02 | 66 -2 | 13.7 +1.9 | 91.2 +5.1 | close | + |
Compare the closest 3 against the HX12 SQ →
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.