Beyma 12P80/Fe
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 46 Hz |
| Qts | 0.186 |
| Qes | 0.189 |
| Qms | 10.14 |
| Vas | 75.6 L |
| Sd | 550 cm² |
| Xmax | 5.6 mm |
| Re | 5.2 Ω |
| Bl | 23.1 T·m |
| Mms | 67.2 g |
| Pe | 700 W |
| Sensitivity | 99.8 dB |
Alignment hint
| EBP | 243 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 5.6 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 12NDL76 | 50 +4 | 0.19 = | 70 -5.6 | 6 +0.4 | 100 +0.2 | close | 4 Ω vs 8 Ω: amp load changes · 400 W vs 700 W: lower power handling | + |
| Oberton 12NB450 | 46.46 +0.46 | 0.204 +0.02 | 72.57 -3.03 | 7.75 +2.15 | 100 +0.2 | close | 500 W vs 700 W: lower power handling | + |
| 18 Sound 12MB710 | 46 = | 0.2 +0.01 | 81 +5.4 | 5 -0.6 | 100 +0.2 | close | 500 W vs 700 W: lower power handling · Xmax 5 mm < 5.6 mm: lower excursion-limited SPL | + |
| 18 Sound 12MB720 | 46 = | 0.2 +0.01 | 81 +5.4 | 5 -0.6 | 100 +0.2 | close | 500 W vs 700 W: lower power handling · Xmax 5 mm < 5.6 mm: lower excursion-limited SPL | + |
| 18 Sound 12MB810 | 46 = | 0.2 +0.01 | 81 +5.4 | 5 -0.6 | 100 +0.2 | close | 500 W vs 700 W: lower power handling · Xmax 5 mm < 5.6 mm: lower excursion-limited SPL | + |
| B&C 12NDL76 | 50 +4 | 0.2 +0.01 | 73 -2.6 | 7 +1.4 | 100 +0.2 | close | 400 W vs 700 W: lower power handling | + |
| Oberton 12NB400 | 43.58 -2.42 | 0.18 -0.01 | 70.45 -5.15 | 5.25 -0.35 | 98 -1.8 | close | 450 W vs 700 W: lower power handling · Xmax 5.25 mm < 5.6 mm: lower excursion-limited SPL | + |
| Oberton 12NXL400 | 48.6 +2.6 | 0.203 +0.02 | 79.24 +3.64 | 5.25 -0.35 | 101 +1.2 | close | 450 W vs 700 W: lower power handling · Xmax 5.25 mm < 5.6 mm: lower excursion-limited SPL | + |
| 18 Sound 12MB600 | 46 = | 0.19 = | 86 +10.4 | 4.5 -1.1 | 101 +1.2 | close | 4 Ω vs 8 Ω: amp load changes · 450 W vs 700 W: lower power handling · Xmax 4.5 mm < 5.6 mm: lower excursion-limited SPL | + |
| Beyma 12P80FE V2 | 50 +4 | 0.201 +0.02 | 66.8 -8.8 | 5.2 -0.4 | 99.9 +0.1 | close | Xmax 5.2 mm < 5.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12P80/Fe →
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.