AER SB 12
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 29 Hz |
| Qts | 0.349 |
| Qes | 0.37 |
| Qms | 6.24 |
| Vas | 82 L |
| Sd | 530 cm² |
| Xmax | 7.1 mm |
| Re | 6 Ω |
| Bl | 20.7 T·m |
| Mms | 144.6 g |
| Pe | 300 W |
| Sensitivity | 90.6 dB |
Alignment hint
| EBP | 78 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 26.4 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 |
|---|---|---|---|---|---|---|---|---|
| Auditor RIP 300P | 28.9 -0.1 | 0.35 = | 79.3 -2.7 | 8.8 +1.7 | 92.6 +2 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Audio System R12 | 27.7 -1.3 | 0.35 = | 84.3 +2.3 | 8.5 +1.4 | 88.6 -2 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Atohm D300P04 v2008 | 29.7 +0.7 | 0.352 = | 83.2 +1.2 | 6.4 -0.7 | 93.2 +2.6 | close | 4 Ω vs 8 Ω: amp load changes · 200 W vs 300 W: lower power handling · Xmax 6.4 mm < 7.1 mm: lower excursion-limited SPL | + |
| Atohm D300P04 v2019 | 29.7 +0.7 | 0.352 = | 83.2 +1.2 | 6.4 -0.7 | 93.2 +2.6 | close | 4 Ω vs 8 Ω: amp load changes · 200 W vs 300 W: lower power handling · Xmax 6.4 mm < 7.1 mm: lower excursion-limited SPL | + |
| BMS 12S330 v2018 | 28.6 -0.4 | 0.295 -0.05 | 81.4 -0.6 | 8 +0.9 | 91.1 +0.5 | close | + | |
| Focal 13W 8711 | 28.8 -0.2 | 0.328 -0.02 | 87.1 +5.1 | 7.9 +0.8 | 93.4 +2.8 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Focal 13W 8711 vp | 28.8 -0.2 | 0.328 -0.02 | 87.1 +5.1 | 7.9 +0.8 | 93.4 +2.8 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Magnat XTC300 | 30 +1 | 0.317 -0.03 | 81 -1 | 6.9 -0.2 | 93.8 +3.2 | close | 4 Ω vs 8 Ω: amp load changes · Xmax 6.9 mm < 7.1 mm: lower excursion-limited SPL | + |
| hertz Hertz Audio ES300 | 28 -1 | 0.382 +0.03 | 89.4 +7.4 | 7.7 +0.6 | 93 +2.4 | close | 4 Ω vs 8 Ω: amp load changes | + |
| HiVi M12A | 27 -2 | 0.335 -0.01 | 81.4 -0.6 | 5.2 -1.9 | 91.1 +0.5 | close | 150 W vs 300 W: lower power handling · Xmax 5.2 mm < 7.1 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SB 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.