B&C 8FMB51
Paramètres Thiele-Small
| Taille nominale | 8" |
|---|---|
| Impédance | 8 Ω |
| Fs | 67 Hz |
| Qts | 0.28 |
| Qes | 0.31 |
| Qms | 3.07 |
| Vas | 20.7 L |
| Sd | 227 cm² |
| Xmax | 5.5 mm |
| Re | 4.7 Ω |
| Bl | 11.3 T·m |
| Mms | 20.2 g |
| Pe | 250 W |
| Sensibilité | 96.5 dB |
Indication d'alignement
| EBP | 216 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 3.8 L |
EBP > 100 : favorise un alignement bass-reflex.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Candidats de substitution
| HP | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Adéquation | Notes | Comparer |
|---|---|---|---|---|---|---|---|---|
| B&C 8MDN51 | 68 +1 | 0.27 -0.01 | 17.5 -3.2 | 6 +0.5 | 97 +0.5 | close | 16 Ω vs 8 Ω: amp load changes | + |
| B&C 8MBX51 | 60 -7 | 0.29 +0.01 | 23 +2.3 | 6 +0.5 | 96.5 = | close | + | |
| 18 Sound 8NW650 | 63 -4 | 0.25 -0.03 | 17.8 -2.9 | 5.5 = | 96 -0.5 | close | + | |
| 18 Sound 8NW650 | 62 -5 | 0.25 -0.03 | 18.99 -1.71 | 5.5 = | 95 -1.5 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Beyma 8WRS300 | 65 -2 | 0.28 = | 15 -5.7 | 6 +0.5 | 95 -1.5 | close | + | |
| Faital PRO 8PR210 | 65 -2 | 0.29 +0.01 | 15.4 -5.3 | 6.92 +1.42 | 95 -1.5 | close | + | |
| Beyma 8WR300 | 65 -2 | 0.27 -0.01 | 15 -5.7 | 6 +0.5 | 95 -1.5 | close | + | |
| B&C 8FMB51 | 68 +1 | 0.39 +0.11 | 20.5 -0.2 | 5.5 = | 96 -0.5 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| B&C 8MBX51 | 68 +1 | 0.38 +0.1 | 22 +1.3 | 6 +0.5 | 97 +0.5 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| Sica 8 Fe 2.5 CP | 73 +6 | 0.28 = | 15.6 -5.1 | 4 -1.5 | 96.7 +0.2 | usable | Xmax 4 mm < 5.5 mm: lower excursion-limited SPL | + |
Comparer les 3 plus proches avec le 8FMB51 →
Classé par similarité de paramètres uniquement (Qts, Fs, Vas, Xmax, sensibilité). Même taille nominale requise. Une indication, pas une simulation, modélisez l'échange avant de couper ou d'acheter.
Utilisé dans les caissons (0)
No enclosure in the catalog uses this driver yet.