B&C 15 CLA 76
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 40 Hz |
| Qts | 0.297 |
| Qes | 0.31 |
| Qms | 6.9 |
| Vas | 176 L |
| Sd | 855 cm² |
| Xmax | 5.4 mm |
| Re | 5.2 Ω |
| Bl | 19.7 T·m |
| Mms | 92.2 g |
| Pe | 350 W |
| Sensitivity | 99.5 dB |
Alignment hint
| EBP | 129 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 37.7 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 15CLA76 | 40 = | 0.3 = | 176 = | 5.5 +0.1 | 99 -0.5 | close | + | |
| PHL Audio 5100 | 39 -1 | 0.297 = | 180 +4 | 5.6 +0.2 | 98.8 -0.7 | close | + | |
| JBL 2226H | 40 = | 0.31 +0.01 | 175.6 -0.4 | 7 +1.6 | 99.3 -0.2 | close | + | |
| SB Audience ROSSO-15W400 | 40 = | 0.282 -0.02 | 170.1 -5.9 | 5.3 -0.1 | 99.6 +0.1 | close | Xmax 5.3 mm < 5.4 mm: lower excursion-limited SPL | + |
| JBL 2255H | 39 -1 | 0.303 +0.01 | 170 -6 | 7.1 +1.7 | 98.9 -0.6 | close | + | |
| Sica 15 Fe 3 CP | 40.2 +0.2 | 0.33 +0.03 | 170.4 -5.6 | 5.5 +0.1 | 99.4 -0.1 | close | + | |
| Precision Devices PD152 | 40 = | 0.269 -0.03 | 170 -6 | 5.5 +0.1 | 99 -0.5 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Fane SOVEREIGN PRO 15-500 | 40 = | 0.319 +0.02 | 192 +16 | 6 +0.6 | 99.4 -0.1 | close | + | |
| LaVoce WAF154.03 | 38 -2 | 0.29 -0.01 | 188 +12 | 5.2 -0.2 | 98.6 -0.9 | close | Xmax 5.2 mm < 5.4 mm: lower excursion-limited SPL | + |
| Sica 15 K 3 PL | 40 = | 0.27 -0.03 | 166.1 -9.9 | 6.5 +1.1 | 99.7 +0.2 | close | + |
Compare the closest 3 against the 15 CLA 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.