B&C 12 NW 100
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 42 Hz |
| Qts | 0.198 |
| Qes | 0.21 |
| Qms | 3.6 |
| Vas | 44 L |
| Sd | 531 cm² |
| Xmax | 5.6 mm |
| Re | 5.1 Ω |
| Bl | 28.8 T·m |
| Mms | 129 g |
| Pe | 1000 W |
| Sensitivity | 95.8 dB |
Alignment hint
| EBP | 200 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 3.7 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 12NW100 | 42 = | 0.2 = | 44 = | 9 +3.4 | 96 +0.2 | close | + | |
| RCF LF 12X401 | 45 +3 | 0.211 +0.01 | 50 +6 | 6.1 +0.5 | 97 +1.2 | close | + | |
| B&C 12NW100 | 44 +2 | 0.2 = | 43.3 -0.7 | 9 +3.4 | 92 -3.8 | close | 4 Ω vs 8 Ω: amp load changes | + |
| B&C 12 NBX 100 | 41 -1 | 0.226 +0.03 | 51 +7 | 6.6 +1 | 95.6 -0.2 | close | + | |
| Sica 12 F 4 CP | 46 +4 | 0.2 = | 52 +8 | 6 +0.4 | 97.8 +2 | close | 700 W vs 1000 W: lower power handling | + |
| B&C 12NBX100 | 41 -1 | 0.22 +0.02 | 51 +7 | 10 +4.4 | 96 +0.2 | close | + | |
| Lavoce WAF124.01 | 42 = | 0.22 +0.02 | 49 +5 | 9 +3.4 | 93.8 -2 | close | + | |
| B&C 12NBX100 | 40 -2 | 0.22 +0.02 | 46.5 +2.5 | 10 +4.4 | 94 -1.8 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Lavoce WAN124.01 | 40 -2 | 0.21 +0.01 | 51 +7 | 8.5 +2.9 | 93.6 -2.2 | close | + | |
| RCF LF 12N401 | 48 +6 | 0.205 +0.01 | 50 +6 | 5.2 -0.4 | 97.8 +2 | close | Xmax 5.2 mm < 5.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12 NW 100 →
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.