B&C 12NDL76
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 16 Ω |
| Fs | 50 Hz |
| Qts | 0.27 |
| Qes | 0.3 |
| Qms | 3.8 |
| Vas | 69 L |
| Sd | 522 cm² |
| Xmax | 7 mm |
| Re | 10.2 Ω |
| Bl | 24.7 T·m |
| Mms | 56 g |
| Pe | 400 W |
| Sensitivity | 100 dB |
Alignment hint
| EBP | 167 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 11.8 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 |
|---|---|---|---|---|---|---|---|---|
| Faital PRO 12FH520 | 50 = | 0.27 = | 65.5 -3.5 | 7 = | 97 -3 | close | 4 Ω vs 16 Ω: amp load changes | + |
| Beyma 12MCB700 | 51 +1 | 0.27 = | 59.5 -9.5 | 7 = | 98 -2 | close | 8 Ω vs 16 Ω: amp load changes | + |
| Faital PRO 12FH520 | 50 = | 0.29 +0.02 | 73.7 +4.7 | 7.25 +0.25 | 98 -2 | close | 8 Ω vs 16 Ω: amp load changes | + |
| 18 Sound 12ND830 | 55 +5 | 0.28 +0.01 | 72 +3 | 6.5 -0.5 | 99 -1 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 6.5 mm < 7 mm: lower excursion-limited SPL | + |
| 18 Sound 12W750 | 49 -1 | 0.28 +0.01 | 73 +4 | 8 +1 | 97 -3 | close | 8 Ω vs 16 Ω: amp load changes | + |
| LaVoce WAF123.03 | 50 = | 0.287 +0.02 | 70 +1 | 5.5 -1.5 | 99 -1 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 5.5 mm < 7 mm: lower excursion-limited SPL | + |
| RCF MB 12X301 | 50 = | 0.29 +0.02 | 70 +1 | 5.9 -1.1 | 98.3 -1.7 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 5.9 mm < 7 mm: lower excursion-limited SPL | + |
| Faital PRO 12FH520-4 | 50 = | 0.268 = | 57 -12 | 5.8 -1.2 | 99.9 -0.1 | close | 4 Ω vs 16 Ω: amp load changes · Xmax 5.8 mm < 7 mm: lower excursion-limited SPL | + |
| LaVoce NBASS12-30 | 46 -4 | 0.26 -0.01 | 68.63 -0.37 | 6.6 -0.4 | 97.5 -2.5 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 6.6 mm < 7 mm: lower excursion-limited SPL | + |
| Faital PRO 12FH530 | 45 -5 | 0.26 -0.01 | 74.1 +5.1 | 7.5 +0.5 | 98 -2 | close | 8 Ω vs 16 Ω: amp load changes | + |
Compare the closest 3 against the 12NDL76 →
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.