B&C 15 CL 76
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 42 Hz |
| Qts | 0.326 |
| Qes | 0.34 |
| Qms | 7.9 |
| Vas | 135 L |
| Sd | 855 cm² |
| Xmax | 5.2 mm |
| Re | 5.1 Ω |
| Bl | 20.8 T·m |
| Mms | 109 g |
| Pe | 400 W |
| Sensitivity | 98.6 dB |
Alignment hint
| EBP | 124 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 36.4 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 15CL76 | 42 = | 0.33 = | 135 = | 7 +1.8 | 98.5 -0.1 | close | + | |
| Radian 2215 B-8 | 41.8 -0.2 | 0.321 -0.01 | 135.5 +0.5 | 6 +0.8 | 97 -1.6 | close | + | |
| Faital PRO 15FH500 vp1 | 40 -2 | 0.328 = | 146.1 +11.1 | 6.7 +1.5 | 98.4 -0.2 | close | + | |
| Faital PRO 15FH500 vp3 | 40.8 -1.2 | 0.343 +0.02 | 141.8 +6.8 | 6.7 +1.5 | 98.2 -0.4 | close | + | |
| BMS 15N620-8 | 40 -2 | 0.313 -0.01 | 144.8 +9.8 | 5.5 +0.3 | 97.8 -0.8 | close | + | |
| Faital PRO 15FH500 vp2 | 40 -2 | 0.335 +0.01 | 146.9 +11.9 | 6.7 +1.5 | 98.3 -0.3 | close | + | |
| LaVoce NBASS15-30 | 42 = | 0.36 +0.03 | 143.06 +8.06 | 6.6 +1.4 | 98.5 -0.1 | close | + | |
| P.Audio C15-600EL | 44.9 +2.9 | 0.352 +0.03 | 137.4 +2.4 | 5 -0.2 | 99 +0.4 | close | Xmax 5 mm < 5.2 mm: lower excursion-limited SPL | + |
| Oberton 15NCX | 43.7 +1.7 | 0.361 +0.03 | 138.5 +3.5 | 6.1 +0.9 | 98.8 +0.2 | close | + | |
| Dayton Audio APOLLO 15N | 44 +2 | 0.329 = | 154.7 +19.7 | 6.3 +1.1 | 99.3 +0.7 | close | + |
Compare the closest 3 against the 15 CL 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.