Gladen SQL 12 EXTREME
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 2 Ω |
| Fs | 33 Hz |
| Qts | 0.353 |
| Qes | 0.41 |
| Qms | 2.52 |
| Vas | 36 L |
| Sd | 490 cm² |
| Xmax | 9.4 mm |
| Re | 1.94 Ω |
| Bl | 14.6 T·m |
| Mms | 217.5 g |
| Pe | 1300 W |
| Sensitivity | 93.1 dB |
Alignment hint
| EBP | 80 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 12 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 |
|---|---|---|---|---|---|---|---|---|
| B&C 12BG100 | 39 +6 | 0.33 -0.02 | 41 +5 | 10.5 +1.1 | 93 -0.1 | close | 8 Ω vs 2 Ω: amp load changes · 1000 W vs 1300 W: lower power handling | + |
| Ground Zero GZRW 30SPL vp | 33.3 +0.3 | 0.357 = | 52 +16 | 9.1 -0.3 | 92 -1.1 | close | 8 Ω vs 2 Ω: amp load changes · 750 W vs 1300 W: lower power handling · Xmax 9.1 mm < 9.4 mm: lower excursion-limited SPL | + |
| FI Audio Q12 DUAL 2 | 33.9 +0.9 | 0.371 +0.02 | 28.3 -7.7 | 10.6 +1.2 | 91.1 -2 | close | 4 Ω vs 2 Ω: amp load changes | + |
| Soundstream SPLX-122 | 35 +2 | 0.322 -0.03 | 40.2 +4.2 | 8 -1.4 | 92 -1.1 | close | 8 Ω vs 2 Ω: amp load changes · 750 W vs 1300 W: lower power handling · Xmax 8 mm < 9.4 mm: lower excursion-limited SPL | + |
| B&C 12 FG 100 | 34 +1 | 0.362 +0.01 | 49 +13 | 9.5 +0.1 | 91 -2.1 | close | 8 Ω vs 2 Ω: amp load changes · 1000 W vs 1300 W: lower power handling | + |
| Ascendant Audio HAVOC 12 D2 | 33.7 +0.7 | 0.379 +0.03 | 28.9 -7.1 | 8.2 -1.2 | 94 +0.9 | close | 1000 W vs 1300 W: lower power handling · Xmax 8.2 mm < 9.4 mm: lower excursion-limited SPL | + |
| B&C 12FG100 | 34 +1 | 0.36 +0.01 | 49 +13 | 10.3 +0.9 | 91 -2.1 | close | 8 Ω vs 2 Ω: amp load changes · 1000 W vs 1300 W: lower power handling | + |
| Pioneer TS-W5102SPL | 30 -3 | 0.344 -0.01 | 26.7 -9.3 | 12.6 +3.2 | 92.3 -0.8 | usable | + | |
| Faital PRO 12RS1066 | 42 +9 | 0.33 -0.02 | 31.5 -4.5 | 12.45 +3.05 | 93 -0.1 | usable | 8 Ω vs 2 Ω: amp load changes · 1000 W vs 1300 W: lower power handling | + |
| B&C 12 BG 100 | 39 +6 | 0.333 -0.02 | 41 +5 | 7.8 -1.6 | 92.4 -0.7 | usable | 8 Ω vs 2 Ω: amp load changes · 1000 W vs 1300 W: lower power handling · Xmax 7.8 mm < 9.4 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SQL 12 EXTREME →
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.