B&C 15 PL 40
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 39 Hz |
| Qts | 0.224 |
| Qes | 0.23 |
| Qms | 8.7 |
| Vas | 211 L |
| Sd | 855 cm² |
| Xmax | 4 mm |
| Re | 5.1 Ω |
| Bl | 21 T·m |
| Mms | 80.9 g |
| Pe | 400 W |
| Sensitivity | 101.3 dB |
Alignment hint
| EBP | 170 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 23.5 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 |
|---|---|---|---|---|---|---|---|---|
| MC Kenzie C15.400BS | 40 +1 | 0.219 -0.01 | 215 +4 | 5.4 +1.4 | 101 -0.3 | close | + | |
| PD PD 153ER v2018 | 40 +1 | 0.215 -0.01 | 218.8 +7.8 | 5.4 +1.4 | 101.4 +0.1 | close | + | |
| Precision Devices PD 153ER v2018 | 40 +1 | 0.215 -0.01 | 218.8 +7.8 | 5.4 +1.4 | 101.4 +0.1 | close | + | |
| McCauley 6342 | 40 +1 | 0.204 -0.02 | 200.2 -10.8 | 4.6 +0.6 | 101.1 -0.2 | close | + | |
| RCF CX 15N351 | 42 +3 | 0.226 = | 191 -20 | 5.3 +1.3 | 101.2 -0.1 | close | + | |
| 18 Sound 15MB650 | 40 +1 | 0.26 +0.04 | 210 -1 | 4 = | 101.5 +0.2 | close | + | |
| DAS Audio 15B | 42 +3 | 0.241 +0.02 | 198 -13 | 4 = | 101.2 -0.1 | close | + | |
| RCF MB 15N351 | 42 +3 | 0.226 = | 191 -20 | 6 +2 | 101.2 -0.1 | close | + | |
| B&C 15 NDL 76 | 37 -2 | 0.228 = | 195 -16 | 6 +2 | 99.9 -1.4 | close | + | |
| B&C 15 PLB 76 (prodance) | 38.7 -0.3 | 0.259 +0.04 | 215 +4 | 5 +1 | 100.6 -0.7 | close | + |
Compare the closest 3 against the 15 PL 40 →
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.