B&C 21 SW 152
Paramètres Thiele-Small
| Taille nominale | 21.5" |
|---|---|
| Impédance | 4 Ω |
| Fs | 32 Hz |
| Qts | 0.297 |
| Qes | 0.31 |
| Qms | 7 |
| Vas | 198.2 L |
| Sd | 1680 cm² |
| Xmax | 7.5 mm |
| Re | 3.4 Ω |
| Bl | 33 T·m |
| Mms | 493.7 g |
| Pe | 2000 W |
| Sensibilité | 98.9 dB |
Indication d'alignement
| EBP | 103 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 42.5 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 21 SW 152 v2013 | 32 = | 0.297 = | 200 +1.8 | 7.5 = | 99.5 +0.6 | close | + | |
| RCF LF 21N551 | 35 +3 | 0.331 +0.03 | 200 +1.8 | 7.7 +0.2 | 97.7 -1.2 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Eminence NSW6021-6 | 29 -3 | 0.304 +0.01 | 224.6 +26.4 | 10.3 +2.8 | 97.7 -1.2 | close | + | |
| Dayton Audio PSS545HE-4 VORTEX | 28.8 -3.2 | 0.27 -0.03 | 212.1 +13.9 | 8.6 +1.1 | 97.8 -1.1 | close | + | |
| Ciare NDK 21-4 | 28.5 -3.5 | 0.322 +0.03 | 232.4 +34.2 | 8 +0.5 | 97.4 -1.5 | usable | 1500 W vs 2000 W: lower power handling | + |
| B&C 21 SW 150 | 29 -3 | 0.261 -0.04 | 254 +55.8 | 7.5 = | 99.4 +0.5 | usable | 1500 W vs 2000 W: lower power handling | + |
| PD PDN 2151 | 31.4 -0.6 | 0.276 -0.02 | 303.4 +105.2 | 6.7 -0.8 | 99 +0.1 | usable | 8 Ω vs 4 Ω: amp load changes · 1000 W vs 2000 W: lower power handling · Xmax 6.7 mm < 7.5 mm: lower excursion-limited SPL | + |
| Precision Devices PDN 2151 | 31.4 -0.6 | 0.276 -0.02 | 303.4 +105.2 | 6.7 -0.8 | 99 +0.1 | usable | 8 Ω vs 4 Ω: amp load changes · 1000 W vs 2000 W: lower power handling · Xmax 6.7 mm < 7.5 mm: lower excursion-limited SPL | + |
| Dayton Audio HTS545HE-4 KRAKEN | 26.3 -5.7 | 0.28 -0.02 | 179 -19.2 | 8.8 +1.3 | 95.7 -3.2 | usable | + | |
| Ciare NDC 21-5 | 32.2 +0.2 | 0.344 +0.05 | 270.8 +72.6 | 8.8 +1.3 | 97.2 -1.7 | usable | 8 Ω vs 4 Ω: amp load changes · 1500 W vs 2000 W: lower power handling | + |
Comparer les 3 plus proches avec le 21 SW 152 →
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.