B&C 15 HPL 76
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 39 Hz |
| Qts | 0.296 |
| Qes | 0.32 |
| Qms | 4 |
| Vas | 194 L |
| Sd | 855 cm² |
| Xmax | 4 mm |
| Re | 5.4 Ω |
| Bl | 19.1 T·m |
| Mms | 88 g |
| Pe | 350 W |
| Sensitivity | 99.2 dB |
Alignment hint
| EBP | 122 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 41.2 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 |
|---|---|---|---|---|---|---|---|---|
| Audax BMP402 | 38 -1 | 0.311 +0.02 | 193 -1 | 4 = | 98.4 -0.8 | close | 250 W vs 350 W: lower power handling | + |
| Audax PR38XT250 | 38 -1 | 0.311 +0.02 | 193 -1 | 4 = | 98.4 -0.8 | close | 250 W vs 350 W: lower power handling | + |
| PHL Audio 5100 | 39 = | 0.297 = | 180 -14 | 5.6 +1.6 | 98.8 -0.4 | close | + | |
| LaVoce WAF154.03 | 38 -1 | 0.29 -0.01 | 188 -6 | 5.2 +1.2 | 98.6 -0.6 | close | + | |
| DAS Audio 15B v2014 | 39.1 +0.1 | 0.319 +0.02 | 189.5 -4.5 | 4 = | 98.5 -0.7 | close | + | |
| Radian 5215B | 39 = | 0.313 +0.02 | 192.4 -1.6 | 5.5 +1.5 | 98.5 -0.7 | close | + | |
| Audax PR38ST250 | 38 -1 | 0.311 +0.02 | 193 -1 | 4.9 +0.9 | 98.4 -0.8 | close | 250 W vs 350 W: lower power handling | + |
| B&C 15 CLA 76 | 40 +1 | 0.297 = | 176 -18 | 5.4 +1.4 | 99.5 +0.3 | close | + | |
| RCF L 15L601 | 38 -1 | 0.305 +0.01 | 190 -4 | 5 +1 | 97.9 -1.3 | close | + | |
| B&C 15CLA76 | 40 +1 | 0.3 = | 176 -18 | 5.5 +1.5 | 99 -0.2 | close | + |
Compare the closest 3 against the 15 HPL 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.