Altec 421-8H-II
Paramètres Thiele-Small
| Taille nominale | 15" |
|---|---|
| Impédance | 8 Ω |
| Fs | 38.7 Hz |
| Qts | 0.242 |
| Qes | 0.27 |
| Qms | 2.3 |
| Vas | 261.4 L |
| Sd | 825.8 cm² |
| Xmax | 1.3 mm |
| Re | 5.5 Ω |
| Bl | 17.5 T·m |
| Mms | 61.9 g |
| Pe | 150 W |
| Sensibilité | 101.1 dB |
Indication d'alignement
| EBP | 143 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 34.7 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 |
|---|---|---|---|---|---|---|---|---|
| Tesla ARM 9408 | 35 -3.7 | 0.248 +0.01 | 260 -1.4 | 1.5 +0.2 | 99.6 -1.5 | close | 75 W vs 150 W: lower power handling | + |
| JBL 2135 | 40 +1.3 | 0.253 +0.01 | 297.3 +35.9 | 1.5 +0.2 | 101.5 +0.4 | close | + | |
| Altec 418-8LF vp CF2 | 36.3 -2.4 | 0.254 +0.01 | 230.3 -31.1 | 1.3 = | 99.7 -1.4 | close | + | |
| Altec 3156 | 38 -0.7 | 0.24 = | 246.4 -15 | 3.8 +2.5 | 99.8 -1.3 | close | + | |
| Great Plains Audio 3156 GPA | 38 -0.7 | 0.24 = | 246.4 -15 | 3.8 +2.5 | 99.8 -1.3 | close | + | |
| PD 153ERC002 | 38 -0.7 | 0.249 +0.01 | 263 +1.6 | 6.8 +5.5 | 100.9 -0.2 | close | + | |
| Precision Devices 153ERC002 | 38 -0.7 | 0.249 +0.01 | 263 +1.6 | 6.8 +5.5 | 100.9 -0.2 | close | + | |
| P.Audio WN-15N | 39.8 +1.1 | 0.251 +0.01 | 286.8 +25.4 | 3.5 +2.2 | 102.1 +1 | close | + | |
| JBL K130 | 40 +1.3 | 0.253 +0.01 | 297.3 +35.9 | 3.6 +2.3 | 101.5 +0.4 | close | + | |
| Electro-Voice EVM-15L | 43 +4.3 | 0.238 = | 245 -16.4 | 2.9 +1.6 | 102.8 +1.7 | close | 100 W vs 150 W: lower power handling | + |
Comparer les 3 plus proches avec le 421-8H-II →
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.