Beyma 15B46
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 35 Hz |
| Qts | 0.319 |
| Qes | 0.33 |
| Qms | 9.3 |
| Vas | 204 L |
| Sd | 894.4 cm² |
| Xmax | 4 mm |
| Re | 6.5 Ω |
| Bl | 22.2 T·m |
| Mms | 113.7 g |
| Pe | 150 W |
| Sensitivity | 97.1 dB |
Alignment hint
| EBP | 106 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 52.1 L |
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 |
|---|---|---|---|---|---|---|---|---|
| Volt R3813 | 35 = | 0.303 -0.02 | 191 -13 | 4.5 +0.5 | 96.9 -0.2 | close | + | |
| Eminence KAPPA PRO 15 LF-2 | 35 = | 0.307 -0.01 | 198.8 -5.2 | 8.2 +4.2 | 97.1 = | close | + | |
| Conrad PA 15 | 34.8 -0.2 | 0.356 +0.04 | 216.4 +12.4 | 4 = | 97 -0.1 | close | + | |
| B&C 15 PS 40 | 35 = | 0.318 = | 177 -27 | 6 +2 | 97.4 +0.3 | close | + | |
| Selenium 15WS600 | 35 = | 0.354 +0.03 | 215 +11 | 3.8 -0.2 | 97 -0.1 | close | Xmax 3.8 mm < 4 mm: lower excursion-limited SPL | + |
| Eminence Kappa Pro-15LF | 35 = | 0.3 -0.02 | 198.8 -5.2 | 6.7 +2.7 | 97.8 +0.7 | close | + | |
| Eminence LA15850 | 34 -1 | 0.328 +0.01 | 234.2 +30.2 | 4.1 +0.1 | 97.7 +0.6 | close | + | |
| Conrad PA 38 | 34.8 -0.2 | 0.353 +0.03 | 216.4 +12.4 | 5 +1 | 97 -0.1 | close | + | |
| Audax BMP402 | 38 +3 | 0.311 -0.01 | 193 -11 | 4 = | 98.4 +1.3 | close | + | |
| Audax PR38XT250 | 38 +3 | 0.311 -0.01 | 193 -11 | 4 = | 98.4 +1.3 | close | + |
Compare the closest 3 against the 15B46 →
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.