B&C 12 PE 32
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 51 Hz |
| Qts | 0.185 |
| Qes | 0.19 |
| Qms | 7.6 |
| Vas | 101 L |
| Sd | 522 cm² |
| Xmax | 2.8 mm |
| Re | 5.8 Ω |
| Bl | 19 T·m |
| Mms | 36.8 g |
| Pe | 250 W |
| Sensitivity | 101.9 dB |
Alignment hint
| EBP | 268 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 7.4 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 12PE32 | 51 = | 0.18 -0.01 | 101 = | 2.8 = | 101 -0.9 | close | + | |
| RCF L 12/584 | 49 -2 | 0.186 = | 100 -1 | 3 +0.2 | 101.6 -0.3 | close | + | |
| 18 Sound 12MB700 | 49 -2 | 0.19 +0.01 | 101 = | 4.5 +1.7 | 101.5 -0.4 | close | + | |
| 18 Sound 12MB777 | 49 -2 | 0.19 +0.01 | 101 = | 4.5 +1.7 | 101.5 -0.4 | close | + | |
| JBL 2202H | 50 -1 | 0.171 -0.01 | 87.8 -13.2 | 2.6 -0.2 | 101.5 -0.4 | close | 150 W vs 250 W: lower power handling · Xmax 2.6 mm < 2.8 mm: lower excursion-limited SPL | + |
| JBL K120 | 50 -1 | 0.2 +0.02 | 121.8 +20.8 | 2.7 -0.1 | 101.6 -0.3 | close | 100 W vs 250 W: lower power handling · Xmax 2.7 mm < 2.8 mm: lower excursion-limited SPL | + |
| 18 Sound 12ND710 | 52 +1 | 0.2 +0.02 | 92 -9 | 5 +2.2 | 101 -0.9 | close | + | |
| 18 Sound 12MB600 | 46 -5 | 0.19 +0.01 | 86 -15 | 4.5 +1.7 | 101 -0.9 | close | 4 Ω vs 8 Ω: amp load changes | + |
| 18 Sound 12ND610 | 50 -1 | 0.21 +0.02 | 85 -16 | 3.5 +0.7 | 101 -0.9 | close | 16 Ω vs 8 Ω: amp load changes | + |
| 18 Sound 12MB600 | 44 -7 | 0.18 -0.01 | 115 +14 | 4.5 +1.7 | 101 -0.9 | close | + |
Compare the closest 3 against the 12 PE 32 →
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.