Alpine 1242D
Paramètres Thiele-Small
| Taille nominale | 12" |
|---|---|
| Impédance | 4 Ω |
| Fs | 29 Hz |
| Qts | 0.47 |
| Qes | 0.5 |
| Qms | 7.89 |
| Vas | 45 L |
| Sd | 480 cm² |
| Xmax | 9.1 mm |
| Re | 2 Ω |
| Bl | 12.6 T·m |
| Mms | 216.2 g |
| Pe | 1000 W |
| Sensibilité | 91.4 dB |
Indication d'alignement
| EBP | 58 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 35.6 L |
EBP 50-100 : fonctionne en clos ou en 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 |
|---|---|---|---|---|---|---|---|---|
| JBL P1220 | 28.7 -0.3 | 0.448 -0.02 | 47.4 +2.4 | 7.8 -1.3 | 91.8 +0.4 | close | 2 Ω vs 4 Ω: amp load changes · 400 W vs 1000 W: lower power handling · Xmax 7.8 mm < 9.1 mm: lower excursion-limited SPL | + |
| JBL W12GTI | 31.8 +2.8 | 0.508 +0.04 | 44.8 -0.2 | 9.9 +0.8 | 90.1 -1.3 | close | 700 W vs 1000 W: lower power handling | + |
| JBL W12GTi MKII | 31.8 +2.8 | 0.508 +0.04 | 44.8 -0.2 | 9.9 +0.8 | 90.1 -1.3 | close | 700 W vs 1000 W: lower power handling | + |
| JBL W12GTIe | 31.8 +2.8 | 0.508 +0.04 | 44.8 -0.2 | 9.9 +0.8 | 90.1 -1.3 | close | 700 W vs 1000 W: lower power handling | + |
| Alpine SWR-1242D 12 | 29 = | 0.47 = | 45 = | 9.1 = | 85.7 -5.7 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Alpine SWR-12D2 vp | 27 -2 | 0.441 -0.03 | 46 +1 | 10 +0.9 | 87.8 -3.6 | close | 8 Ω vs 4 Ω: amp load changes · 750 W vs 1000 W: lower power handling | + |
| Powerbass L-124D 12 | 29 = | 0.489 +0.02 | 59 +14 | 9 -0.1 | 93.2 +1.8 | close | 2 Ω vs 4 Ω: amp load changes · 400 W vs 1000 W: lower power handling · Xmax 9 mm < 9.1 mm: lower excursion-limited SPL | + |
| MTX Audio TX612 | 27 -2 | 0.393 -0.08 | 42.7 -2.3 | 9.7 +0.6 | 91 -0.4 | close | + | |
| Focal E30KX | 29 = | 0.454 -0.02 | 50 +5 | 10.7 +1.6 | 86.9 -4.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Focal SUB30KXE | 29 = | 0.454 -0.02 | 50 +5 | 10.8 +1.7 | 86.9 -4.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
Comparer les 3 plus proches avec le 1242D →
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.