Eminence ALPHA 3-32
Thiele-Small parameters
| Nominal size | 3" |
|---|---|
| Impedance | 32 Ω |
| Fs | 117 Hz |
| Qts | 0.74 |
| Qes | 0.85 |
| Qms | 5.87 |
| Vas | 0.98 L |
| Sd | 28.6 cm² |
| Xmax | 2.6 mm |
| Re | 22.43 Ω |
| Bl | 6.46 T·m |
| Mms | 2 g |
| Pe | 35 W |
| Sensitivity | 88 dB |
Alignment hint
| EBP | 138 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | Qts too high |
EBP > 100: favours a ported (bass-reflex) alignment.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Substitute candidates
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| LaVoce WSF030.70 | 112 -5 | 0.61 -0.13 | 0.89 -0.09 | 3.3 +0.7 | 85.5 -2.5 | usable | 8 Ω vs 32 Ω: amp load changes | + |
| Eminence ALPHA 3-8 | 118 +1 | 0.5 -0.24 | 0.95 -0.03 | 2.4 -0.2 | 88.6 +0.6 | usable | 8 Ω vs 32 Ω: amp load changes · Xmax 2.4 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 3FE26 | 150 +33 | 0.79 +0.05 | 0.9 -0.08 | 2 -0.6 | 90 +2 | usable | 8 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 2 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 3FE25 | 110 -7 | 0.83 +0.09 | 1.3 +0.32 | 1.83 -0.77 | 90 +2 | usable | 16 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 1.83 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 3FE25 | 110 -7 | 0.66 -0.08 | 1.3 +0.32 | 1.83 -0.77 | 91 +3 | usable | 8 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 1.83 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 3FE26 | 150 +33 | 1.08 +0.34 | 0.9 -0.08 | 2 -0.6 | 90 +2 | usable | 16 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 2 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 3FE22 | 110 -7 | 0.56 -0.18 | 1.4 +0.42 | 1.83 -0.77 | 91 +3 | usable | 16 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 1.83 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 3FE25 | 110 -7 | 0.52 -0.22 | 1.3 +0.32 | 1.73 -0.87 | 91 +3 | usable | 4 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 1.73 mm < 2.6 mm: lower excursion-limited SPL | + |
| Sica 3 L 0.8 SL | 145 +28 | 1.01 +0.27 | 0.8 -0.18 | 1.5 -1.1 | 86.4 -1.6 | risky | 8 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 1.5 mm < 2.6 mm: lower excursion-limited SPL | + |
| Faital PRO 3FE22 | 110 -7 | 0.47 -0.27 | 1.3 +0.32 | 1.83 -0.77 | 91 +3 | risky | 8 Ω vs 32 Ω: amp load changes · 20 W vs 35 W: lower power handling · Xmax 1.83 mm < 2.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the ALPHA 3-32 →
Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.
Used in enclosures (0)
No enclosure in the catalog uses this driver yet.