B&C 12NDL88
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 51 Hz |
| Qts | 0.27 |
| Qes | 0.29 |
| Qms | 5 |
| Vas | 52 L |
| Sd | 522 cm² |
| Xmax | 8 mm |
| Re | 5 Ω |
| Bl | 19.9 T·m |
| Mms | 71 g |
| Pe | 700 W |
| Sensitivity | 98 dB |
Alignment hint
| EBP | 176 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 8.9 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 |
|---|---|---|---|---|---|---|---|---|
| Oberton 12MB35 | 51.43 +0.43 | 0.267 = | 50.07 -1.93 | 6.75 -1.25 | 98 = | close | Xmax 6.75 mm < 8 mm: lower excursion-limited SPL | + |
| Beyma 12MCB700 | 51 = | 0.27 = | 59.5 +7.5 | 7 -1 | 98 = | close | Xmax 7 mm < 8 mm: lower excursion-limited SPL | + |
| B&C 12 NDL 88 | 51 = | 0.274 = | 52 = | 5.7 -2.3 | 97.8 -0.2 | close | Xmax 5.7 mm < 8 mm: lower excursion-limited SPL | + |
| RCF LF12X401 | 45 -6 | 0.27 = | 50 -2 | 9 +1 | 96.5 -1.5 | close | + | |
| 18 Sound 12NTLW2500 | 52 +1 | 0.31 +0.04 | 52.7 +0.7 | 7.6 -0.4 | 97.5 -0.5 | close | 4 Ω vs 8 Ω: amp load changes · 500 W vs 700 W: lower power handling · Xmax 7.6 mm < 8 mm: lower excursion-limited SPL | + |
| Beyma 12 P1000/Nd | 47 -4 | 0.26 -0.01 | 49 -3 | 8 = | 96 -2 | close | + | |
| 18 Sound 12W750 | 55 +4 | 0.27 = | 58 +6 | 7 -1 | 97 -1 | close | 4 Ω vs 8 Ω: amp load changes · Xmax 7 mm < 8 mm: lower excursion-limited SPL | + |
| B&C 12NDL88 | 48 -3 | 0.24 -0.03 | 57 +5 | 8 = | 97 -1 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Faital PRO 12FH520 | 50 -1 | 0.27 = | 65.5 +13.5 | 7 -1 | 97 -1 | close | 4 Ω vs 8 Ω: amp load changes · Xmax 7 mm < 8 mm: lower excursion-limited SPL | + |
| Beyma 12P1000ND | 47 -4 | 0.26 -0.01 | 49 -3 | 8 = | 94.6 -3.4 | close | 450 W vs 700 W: lower power handling | + |
Compare the closest 3 against the 12NDL88 →
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.