Eminence BETA 15
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 35 Hz |
| Qts | 0.585 |
| Qes | 0.63 |
| Qms | 8.1 |
| Vas | 334.6 L |
| Sd | 823.7 cm² |
| Xmax | 4 mm |
| Re | 6.32 Ω |
| Bl | 11.4 T·m |
| Mms | 58.8 g |
| Pe | 300 W |
| Sensitivity | 96.6 dB |
Alignment hint
| EBP | 56 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 725.8 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 |
|---|---|---|---|---|---|---|---|---|
| Eminence BETA 15A | 35 = | 0.585 = | 334.6 = | 4 = | 96.6 = | close | + | |
| Eminence BETA-15A | 35 = | 0.58 -0.01 | 334.6 = | 4 = | 98.2 +1.6 | close | + | |
| Celestion K15-100 | 35 = | 0.594 +0.01 | 342 +7.4 | 5 +1 | 96.2 -0.4 | close | 100 W vs 300 W: lower power handling | + |
| Celestion K15T-100 | 35 = | 0.616 +0.03 | 364.7 +30.1 | 3 -1 | 96.3 -0.3 | close | 100 W vs 300 W: lower power handling · Xmax 3 mm < 4 mm: lower excursion-limited SPL | + |
| Beyma CM15/T | 34 -1 | 0.615 +0.03 | 293 -41.6 | 3.5 -0.5 | 95.4 -1.2 | close | 200 W vs 300 W: lower power handling · Xmax 3.5 mm < 4 mm: lower excursion-limited SPL | + |
| Hyper Phase CM15T | 35 = | 0.508 -0.08 | 308 -26.6 | 3.5 -0.5 | 97 +0.4 | close | 150 W vs 300 W: lower power handling · Xmax 3.5 mm < 4 mm: lower excursion-limited SPL | + |
| Celestion BN15-400X v2018 | 35.1 +0.1 | 0.527 -0.06 | 253 -81.6 | 4 = | 96.5 -0.1 | close | + | |
| Davis 39RCA15 | 33.7 -1.3 | 0.612 +0.03 | 258 -76.6 | 4 = | 95.3 -1.3 | close | 200 W vs 300 W: lower power handling | + |
| Supravox 380-2000 LC | 38.7 +3.7 | 0.568 -0.02 | 272.2 -62.4 | 5 +1 | 97.3 +0.7 | close | 120 W vs 300 W: lower power handling | + |
| Klipsch K34E | 28 -7 | 0.63 +0.05 | 343 +8.4 | 4 = | 95.5 -1.1 | close | 4 Ω vs 8 Ω: amp load changes · 150 W vs 300 W: lower power handling | + |
Compare the closest 3 against the BETA 15 →
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.