Eminence ALPHA 4-8
Paramètres Thiele-Small
| Taille nominale | 4" |
|---|---|
| Impédance | 8 Ω |
| Fs | 123 Hz |
| Qts | 0.75 |
| Qes | 0.84 |
| Qms | 6.83 |
| Vas | 1.94 L |
| Sd | 57.7 cm² |
| Xmax | 2.6 mm |
| Re | 6.73 Ω |
| Bl | 4.94 T·m |
| Mms | 4 g |
| Pe | 55 W |
| Sensibilité | 88 dB |
Indication d'alignement
| EBP | 146 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | Qts too high |
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 |
|---|---|---|---|---|---|---|---|---|
| Eminence ALPHA 4-4 | 120 -3 | 0.63 -0.12 | 1.76 -0.18 | 2.6 = | 88 = | close | 4 Ω vs 8 Ω: amp load changes | + |
| Faital PRO 4FE35 | 100 -23 | 0.83 +0.08 | 2.4 +0.46 | 2.73 +0.13 | 91 +3 | usable | 30 W vs 55 W: lower power handling | + |
| Faital PRO 4FE32 | 100 -23 | 0.61 -0.14 | 2.3 +0.36 | 2.73 +0.13 | 91 +3 | usable | 30 W vs 55 W: lower power handling | + |
| Faital PRO 4FE35 | 100 -23 | 0.73 -0.02 | 2.4 +0.46 | 1.73 -0.87 | 91 +3 | usable | 4 Ω vs 8 Ω: amp load changes · 30 W vs 55 W: lower power handling · Xmax 1.73 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE32 | 100 -23 | 0.81 +0.06 | 2.4 +0.46 | 1.83 -0.77 | 91 +3 | usable | 16 Ω vs 8 Ω: amp load changes · 30 W vs 55 W: lower power handling · Xmax 1.83 mm < 2.6 mm: lower excursion-limited SPL | + |
| Sica 4 L 1 SL | 108.3 -14.7 | 0.63 -0.12 | 1.2 -0.74 | 2.4 -0.2 | 86.2 -1.8 | usable | Xmax 2.4 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE42 | 110 -13 | 0.47 -0.28 | 1.9 -0.04 | 2.83 +0.23 | 94 +6 | usable | 40 W vs 55 W: lower power handling | + |
| Sica 4 D 0.8 CS | 140 +17 | 0.92 +0.17 | 1.2 -0.74 | 1.3 -1.3 | 87.5 -0.5 | risky | 4 Ω vs 8 Ω: amp load changes · 35 W vs 55 W: lower power handling · Xmax 1.3 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE32 | 100 -23 | 0.53 -0.22 | 2.5 +0.56 | 1.73 -0.87 | 91 +3 | risky | 4 Ω vs 8 Ω: amp load changes · 30 W vs 55 W: lower power handling · Xmax 1.73 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 4FE35 | 100 -23 | 1.16 +0.41 | 2.3 +0.36 | 1.83 -0.77 | 91 +3 | risky | 16 Ω vs 8 Ω: amp load changes · 30 W vs 55 W: lower power handling · Xmax 1.83 mm < 2.6 mm: lower excursion-limited SPL | + |
Comparer les 3 plus proches avec le ALPHA 4-8 →
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.