Eminence FAS 154
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 4 Ω |
| Fs | 38.3 Hz |
| Qts | 0.868 |
| Qes | 0.93 |
| Qms | 13.07 |
| Vas | 211 L |
| Sd | 856.3 cm² |
| Xmax | 7.2 mm |
| Re | 3.9 Ω |
| Bl | 9.2 T·m |
| Mms | 84.1 g |
| Pe | 300 W |
| Sensitivity | 96.2 dB |
Alignment hint
| EBP | 41 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | Qts too high |
EBP < 50: favours a sealed (closed) 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 |
|---|---|---|---|---|---|---|---|---|
| Eminence OB A15 NEO | 40.4 +2.1 | 0.723 -0.15 | 234 +23 | 6 -1.2 | 95.7 -0.5 | usable | 8 Ω vs 4 Ω: amp load changes · 200 W vs 300 W: lower power handling · Xmax 6 mm < 7.2 mm: lower excursion-limited SPL | + |
| AE Speakers LO15 vp Lynn Olson | 33.8 -4.5 | 0.823 -0.05 | 311 +100 | 7.9 +0.7 | 97.5 +1.3 | usable | 200 W vs 300 W: lower power handling | + |
| AE Speakers LO15-D16 | 33.8 -4.5 | 0.823 -0.05 | 311 +100 | 7.9 +0.7 | 94.6 -1.6 | usable | 8 Ω vs 4 Ω: amp load changes · 200 W vs 300 W: lower power handling | + |
| LaVoce LBASS15-15 | 37 -1.3 | 0.74 -0.13 | 284.84 +73.84 | 4.7 -2.5 | 96 -0.2 | usable | 8 Ω vs 4 Ω: amp load changes · 100 W vs 300 W: lower power handling · Xmax 4.7 mm < 7.2 mm: lower excursion-limited SPL | + |
| Fane 15-400LF | 39 +0.7 | 0.577 -0.29 | 210 -1 | 5 -2.2 | 96.1 -0.1 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 5 mm < 7.2 mm: lower excursion-limited SPL | + |
| SB Audience BIANCO-15OB350 V2 | 34 -4.3 | 0.572 -0.3 | 212.7 +1.7 | 8.4 +1.2 | 93.9 -2.3 | usable | 8 Ω vs 4 Ω: amp load changes | + |
| Eminence DELTA 15 LF | 41 +2.7 | 0.584 -0.28 | 186.1 -24.9 | 6 -1.2 | 96 -0.2 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 6 mm < 7.2 mm: lower excursion-limited SPL | + |
| Selenium 38GPT12 | 42.2 +3.9 | 0.657 -0.21 | 185.7 -25.3 | 5 -2.2 | 95.8 -0.4 | usable | 8 Ω vs 4 Ω: amp load changes · 200 W vs 300 W: lower power handling · Xmax 5 mm < 7.2 mm: lower excursion-limited SPL | + |
| Selenium 15PW4 | 38 -0.3 | 0.752 -0.12 | 220.7 +9.7 | 3 -4.2 | 95 -1.2 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 3 mm < 7.2 mm: lower excursion-limited SPL | + |
| Fane 15-400LF v2016 | 41 +2.7 | 0.573 -0.3 | 210 -1 | 5 -2.2 | 97.1 +0.9 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 5 mm < 7.2 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the FAS 154 →
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.