18 Sound 18LW1251
Paramètres Thiele-Small
| Taille nominale | 18" |
|---|---|
| Impédance | 8 Ω |
| Fs | 35 Hz |
| Qts | 0.27 |
| Qes | 0.28 |
| Qms | 8 |
| Vas | 268 L |
| Sd | 1134 cm² |
| Xmax | 9 mm |
| Re | 5 Ω |
| Bl | 23.6 T·m |
| Mms | 142 g |
| Pe | 1000 W |
| Sensibilité | 98 dB |
Indication d'alignement
| EBP | 125 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 45.7 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 |
|---|---|---|---|---|---|---|---|---|
| 18 Sound 18NLW9400 | 33 -2 | 0.26 -0.01 | 268 = | 9.5 +0.5 | 98 = | close | + | |
| 18 Sound 18LW1250 | 35 = | 0.271 = | 268 = | 8.7 -0.3 | 100.2 +2.2 | close | Xmax 8.7 mm < 9 mm: lower excursion-limited SPL | + |
| RCF LF18G401 | 33 -2 | 0.29 +0.02 | 268 = | 9 = | 98 = | close | + | |
| RCF LF18G908 | 33 -2 | 0.29 +0.02 | 268 = | 9 = | 98 = | close | + | |
| B&C 18 TBX 46 | 31 -4 | 0.277 +0.01 | 270 +2 | 9 = | 98.2 +0.2 | close | + | |
| RCF LF18N401 | 32 -3 | 0.26 -0.01 | 257 -11 | 9 = | 98 = | close | + | |
| Oberton 18FBR700 | 35.56 +0.56 | 0.271 = | 231.3 -36.7 | 8 -1 | 98 = | close | 700 W vs 1000 W: lower power handling · Xmax 8 mm < 9 mm: lower excursion-limited SPL | + |
| B&C 18NW100 | 31 -4 | 0.26 -0.01 | 252 -16 | 9 = | 98 = | close | + | |
| RCF LF 18N401 | 32 -3 | 0.259 -0.01 | 257 -11 | 8.8 -0.2 | 98.9 +0.9 | close | Xmax 8.8 mm < 9 mm: lower excursion-limited SPL | + |
| Beyma 18PW1400FE /S | 32 -3 | 0.27 = | 228.9 -39.1 | 10 +1 | 98 = | close | + |
Comparer les 3 plus proches avec le 18LW1251 →
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.