B&C 12 HPL 64
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 52 Hz |
| Qts | 0.316 |
| Qes | 0.35 |
| Qms | 3.3 |
| Vas | 85 L |
| Sd | 522 cm² |
| Xmax | 4 mm |
| Re | 5.8 Ω |
| Bl | 15.1 T·m |
| Mms | 42.1 g |
| Pe | 200 W |
| Sensitivity | 98.7 dB |
Alignment hint
| EBP | 149 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 21.2 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 |
|---|---|---|---|---|---|---|---|---|
| Eminence KAPPALITE 3012 H0 | 51.5 -0.5 | 0.318 = | 81.1 -3.9 | 5.8 +1.8 | 98.9 +0.2 | close | + | |
| 18 Sound 12MB606 | 50 -2 | 0.323 +0.01 | 84 -1 | 6.4 +2.4 | 98.3 -0.4 | close | + | |
| RCF MB 12N251 | 50 -2 | 0.338 +0.02 | 83 -2 | 5 +1 | 98.5 -0.2 | close | + | |
| B&C 12 HPL 64-4 | 50 -2 | 0.296 -0.02 | 85 = | 4 = | 100.4 +1.7 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Eminence KappaLITE 3012HO | 52 = | 0.32 = | 81.1 -3.9 | 6.2 +2.2 | 100.5 +1.8 | close | + | |
| Eminence DELTA PRO 12A | 51 -1 | 0.35 +0.03 | 81.7 -3.3 | 4.6 +0.6 | 99.2 +0.5 | close | + | |
| B&C 12 HPL 64-4 v2015 | 50 -2 | 0.321 +0.01 | 92.3 +7.3 | 4 = | 101 +2.3 | close | 4 Ω vs 8 Ω: amp load changes | + |
| LaVoce WSF122.50 | 50 -2 | 0.32 = | 72 -13 | 4.4 +0.4 | 97.8 -0.9 | close | + | |
| 18 Sound 12ND710 | 53 +1 | 0.29 -0.03 | 85 = | 5 +1 | 101 +2.3 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Sica 12 N 3 PL | 46 -6 | 0.3 -0.02 | 87.9 +2.9 | 5.5 +1.5 | 98.5 -0.2 | close | + |
Compare the closest 3 against the 12 HPL 64 →
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.