LaVoce FBASS15-20
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 40 Hz |
| Qts | 0.53 |
| Qes | 0.57 |
| Qms | 8.71 |
| Vas | 234.41 L |
| Sd | 855 cm² |
| Xmax | 4.3 mm |
| Re | 5.2 Ω |
| Bl | 12.78 T·m |
| Mms | 70.34 g |
| Pe | 200 W |
| Sensitivity | 98 dB |
Alignment hint
| EBP | 70 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 300.5 L |
EBP 50-100: works in either a sealed or ported 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 |
|---|---|---|---|---|---|---|---|---|
| Ardan PRO W-38 vp2 | 39.5 -0.5 | 0.51 -0.02 | 254.7 +20.29 | 4.5 +0.2 | 97 -1 | close | + | |
| LaVoce WSF152.02 | 43 +3 | 0.527 = | 210 -24.41 | 4.3 = | 98.3 +0.3 | close | + | |
| Eminence DELTA 15 LFA | 39 -1 | 0.48 -0.05 | 241 +6.59 | 4.8 +0.5 | 97.5 -0.5 | close | + | |
| Selenium 38GPT12 vp2 | 39.9 -0.1 | 0.469 -0.06 | 242.8 +8.39 | 5 +0.7 | 97.8 -0.2 | close | + | |
| DAS Audio 15LM | 40.4 +0.4 | 0.49 -0.04 | 206.6 -27.81 | 5 +0.7 | 97.1 -0.9 | close | + | |
| Fane 15-400LF v2016 | 41 +1 | 0.573 +0.04 | 210 -24.41 | 5 +0.7 | 97.1 -0.9 | close | + | |
| Fane SOVEREIGN 15-400 LF | 41 +1 | 0.573 +0.04 | 210 -24.41 | 5 +0.7 | 97.1 -0.9 | close | + | |
| Eminence DELTALITE 2515 | 41 +1 | 0.517 -0.01 | 284.1 +49.69 | 4.8 +0.5 | 99 +1 | close | + | |
| Eminence DELTA 15LFA | 39 -1 | 0.48 -0.05 | 241 +6.59 | 4.8 +0.5 | 96 -2 | close | + | |
| Supravox 380-2000 LC | 38.7 -1.3 | 0.568 +0.04 | 272.2 +37.79 | 5 +0.7 | 97.3 -0.7 | close | 120 W vs 200 W: lower power handling | + |
Compare the closest 3 against the FBASS15-20 →
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.