B&C 15 NW 76
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 42 Hz |
| Qts | 0.218 |
| Qes | 0.23 |
| Qms | 4.3 |
| Vas | 130 L |
| Sd | 855 cm² |
| Xmax | 4.9 mm |
| Re | 5.3 Ω |
| Bl | 26.2 T·m |
| Mms | 113.2 g |
| Pe | 600 W |
| Sensitivity | 100 dB |
Alignment hint
| EBP | 183 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 13.7 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 15NW76 | 42 = | 0.22 = | 130 = | 8 +3.1 | 100.5 +0.5 | close | + | |
| PHL Audio 6050 | 40 -2 | 0.209 -0.01 | 130 = | 5.1 +0.2 | 100.7 +0.7 | close | + | |
| Oberton 15XL601 | 40.9 -1.1 | 0.216 = | 150.32 +20.32 | 5.25 +0.35 | 100 = | close | + | |
| B&C 15 FW 76 | 40 -2 | 0.211 -0.01 | 138 +8 | 4.7 -0.2 | 100.1 +0.1 | close | Xmax 4.7 mm < 4.9 mm: lower excursion-limited SPL | + |
| Oberton 15LX600 | 40.9 -1.1 | 0.216 = | 150.3 +20.3 | 5.3 +0.4 | 100.4 +0.4 | close | + | |
| PHL Audio 6051 | 39 -3 | 0.209 -0.01 | 135.6 +5.6 | 5.3 +0.4 | 100.5 +0.5 | close | + | |
| B&C 15FW76 | 40 -2 | 0.21 -0.01 | 138 +8 | 7 +2.1 | 100 = | close | + | |
| RCF MB 15N401 | 42 = | 0.195 -0.02 | 136 +6 | 5.3 +0.4 | 101 +1 | close | + | |
| 18 Sound 15LW1400 | 42 = | 0.245 +0.03 | 137 +7 | 6.7 +1.8 | 99.3 -0.7 | close | + | |
| PD PD 153ER | 39 -3 | 0.219 = | 160 +30 | 4.8 -0.1 | 99.6 -0.4 | close | 400 W vs 600 W: lower power handling · Xmax 4.8 mm < 4.9 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 15 NW 76 →
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.