FI Audio BTLv3 12
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 2 Ω |
| Fs | 33.9 Hz |
| Qts | 0.249 |
| Qes | 0.26 |
| Qms | 6.15 |
| Vas | 24.9 L |
| Sd | 480 cm² |
| Xmax | 9.5 mm |
| Re | 1.8 Ω |
| Bl | 20.5 T·m |
| Mms | 285.9 g |
| Pe | 2500 W |
| Sensitivity | 94.2 dB |
Alignment hint
| EBP | 130 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 3.5 L |
EBP > 100: favours a ported (bass-reflex) 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 12SW115 | 38 +4.1 | 0.25 = | 34 +9.1 | 13.5 +4 | 92.5 -1.7 | usable | 8 Ω vs 2 Ω: amp load changes · 1700 W vs 2500 W: lower power handling | + |
| Ascendant Audio MAYHEM 12 D2 | 39.7 +5.8 | 0.267 +0.02 | 21.5 -3.4 | 8.5 -1 | 96.4 +2.2 | usable | Xmax 8.5 mm < 9.5 mm: lower excursion-limited SPL | + |
| B&C 12SW115 | 39 +5.1 | 0.25 = | 33 +8.1 | 13.8 +4.3 | 92 -2.2 | usable | 4 Ω vs 2 Ω: amp load changes · 1700 W vs 2500 W: lower power handling | + |
| Faital PRO 12HP1060 | 45 +11.1 | 0.25 = | 33.8 +8.9 | 12.45 +2.95 | 95 +0.8 | usable | 4 Ω vs 2 Ω: amp load changes · 1000 W vs 2500 W: lower power handling | + |
| Hifonics CX12D2 | 36 +2.1 | 0.336 +0.09 | 25 +0.1 | 12.5 +3 | 90.1 -4.1 | usable | 8 Ω vs 2 Ω: amp load changes | + |
| Faital PRO 12HP1030 | 45 +11.1 | 0.27 +0.02 | 33.2 +8.3 | 12.45 +2.95 | 94 -0.2 | usable | 4 Ω vs 2 Ω: amp load changes · 1000 W vs 2500 W: lower power handling | + |
| B&C 12TBX100 | 42 +8.1 | 0.26 +0.01 | 37.5 +12.6 | 9 -0.5 | 95 +0.8 | usable | 8 Ω vs 2 Ω: amp load changes · 1000 W vs 2500 W: lower power handling · Xmax 9 mm < 9.5 mm: lower excursion-limited SPL | + |
| Pioneer TS-W5102SPL | 30 -3.9 | 0.344 +0.09 | 26.7 +1.8 | 12.6 +3.1 | 92.3 -1.9 | usable | + | |
| Ascendant Audio HAVOC 12 D2 | 33.7 -0.2 | 0.379 +0.13 | 28.9 +4 | 8.2 -1.3 | 94 -0.2 | usable | 1000 W vs 2500 W: lower power handling · Xmax 8.2 mm < 9.5 mm: lower excursion-limited SPL | + |
| FI Audio Q12 DUAL 2 | 33.9 = | 0.371 +0.12 | 28.3 +3.4 | 10.6 +1.1 | 91.1 -3.1 | usable | 4 Ω vs 2 Ω: amp load changes · 1750 W vs 2500 W: lower power handling | + |
Compare the closest 3 against the BTLv3 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.