Beyma SM115/N v2015
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 35 Hz |
| Qts | 0.382 |
| Qes | 0.4 |
| Qms | 8.5 |
| Vas | 267 L |
| Sd | 880 cm² |
| Xmax | 7.3 mm |
| Re | 6.4 Ω |
| Bl | 17.2 T·m |
| Mms | 84.1 g |
| Pe | 400 W |
| Sensitivity | 97.5 dB |
Alignment hint
| EBP | 88 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 110 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 |
|---|---|---|---|---|---|---|---|---|
| Beyma SM115/N 8 ohms | 35 = | 0.382 = | 267 = | 7.3 = | 97.5 = | close | + | |
| Beyma SM115 vp2 | 35.4 +0.4 | 0.365 -0.02 | 295.8 +28.8 | 7.3 = | 98.2 +0.7 | close | + | |
| Sica 15 S 3 PL | 33 -2 | 0.38 = | 230 -37 | 8 +0.7 | 97.2 -0.3 | close | + | |
| SICA 15 S 3 PL 8 Ohms | 33 -2 | 0.38 = | 230 -37 | 8 +0.7 | 97.1 -0.4 | close | + | |
| Beyma SM115 vp3 | 35 = | 0.335 -0.05 | 282.9 +15.9 | 7.3 = | 97.9 +0.4 | close | + | |
| Fane SOVEREIGN 15-600LF | 37 +2 | 0.388 +0.01 | 236 -31 | 6.9 -0.4 | 98.3 +0.8 | close | Xmax 6.9 mm < 7.3 mm: lower excursion-limited SPL | + |
| Fane SOVEREIGN 15-600LF v2015 | 37 +2 | 0.388 +0.01 | 236 -31 | 6.9 -0.4 | 98.3 +0.8 | close | Xmax 6.9 mm < 7.3 mm: lower excursion-limited SPL | + |
| Faital PRO 15FH500A | 35 = | 0.394 +0.01 | 217.4 -49.6 | 9 +1.7 | 97.1 -0.4 | close | + | |
| Beyma SM115 vp1 | 35.9 +0.9 | 0.355 -0.03 | 314.2 +47.2 | 7.3 = | 98.5 +1 | close | + | |
| Beyma SM115 v2 | 35 = | 0.315 -0.07 | 276 +9 | 7.3 = | 98.4 +0.9 | close | + |
Compare the closest 3 against the SM115/N v2015 →
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.