RCF LF18N401
Paramètres Thiele-Small
| Taille nominale | 18" |
|---|---|
| Impédance | 8 Ω |
| Fs | 32 Hz |
| Qts | 0.26 |
| Qes | 0.27 |
| Qms | 6.5 |
| Vas | 257 L |
| Sd | 1200 cm² |
| Xmax | 9 mm |
| Re | 5.1 Ω |
| Bl | 27.8 T·m |
| Mms | 201 g |
| Pe | 1200 W |
| Sensibilité | 98 dB |
Indication d'alignement
| EBP | 119 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 40.2 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 18NW100 | 31 -1 | 0.26 = | 252 -5 | 9 = | 98 = | close | + | |
| RCF LF 18N401 | 32 = | 0.259 = | 257 = | 8.8 -0.2 | 98.9 +0.9 | close | Xmax 8.8 mm < 9 mm: lower excursion-limited SPL | + |
| 18 Sound 18NLW9400 | 33 +1 | 0.26 = | 268 +11 | 9.5 +0.5 | 98 = | close | + | |
| B&C 18 NW 100 | 31 -1 | 0.254 -0.01 | 252 -5 | 8.7 -0.3 | 98.4 +0.4 | close | Xmax 8.7 mm < 9 mm: lower excursion-limited SPL | + |
| Beyma 18PW1400FE /S | 32 = | 0.27 +0.01 | 228.9 -28.1 | 10 +1 | 98 = | close | + | |
| B&C 18 TBX 46 | 31 -1 | 0.277 +0.02 | 270 +13 | 9 = | 98.2 +0.2 | close | + | |
| Beyma 18PW1400/FE | 32 = | 0.273 +0.01 | 228.9 -28.1 | 9.1 +0.1 | 98.3 +0.3 | close | + | |
| 18 Sound 18LW1251 | 35 +3 | 0.27 +0.01 | 268 +11 | 9 = | 98 = | close | + | |
| RCF LF18N451 | 31 -1 | 0.24 -0.02 | 245 -12 | 9 = | 97.5 -0.5 | close | + | |
| RCF LF18G401 | 33 +1 | 0.29 +0.03 | 268 +11 | 9 = | 98 = | close | 900 W vs 1200 W: lower power handling | + |
Comparer les 3 plus proches avec le LF18N401 →
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 (1)
- MHB-46subfolded horn