Beyma SM112/W
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 42 Hz |
| Qts | 0.335 |
| Qes | 0.36 |
| Qms | 4.92 |
| Vas | 90 L |
| Sd | 530 cm² |
| Xmax | 5.5 mm |
| Re | 5.8 Ω |
| Bl | 16.3 T·m |
| Mms | 62.8 g |
| Pe | 250 W |
| Sensitivity | 96.1 dB |
Alignment hint
| EBP | 117 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 26 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 |
|---|---|---|---|---|---|---|---|---|
| PHL Audio 4530P | 42 = | 0.36 +0.02 | 93 +3 | 6 +0.5 | 96.1 = | close | + | |
| PHL Audio 4531 | 42 = | 0.36 +0.02 | 93 +3 | 6 +0.5 | 96.1 = | close | + | |
| PHL Audio 4590 | 43 +1 | 0.36 +0.02 | 90 = | 6 +0.5 | 96.2 +0.1 | close | + | |
| JBL 2204H | 45 +3 | 0.35 +0.01 | 87.8 -2.2 | 5.6 +0.1 | 95.7 -0.4 | close | + | |
| SICA 12 S 3 CP v2018 | 42 = | 0.34 +0.01 | 76.9 -13.1 | 6 +0.5 | 95.8 -0.3 | close | + | |
| DAS Audio P-12 | 42 = | 0.329 -0.01 | 105 +15 | 6 +0.5 | 96.5 +0.4 | close | + | |
| B&C 12 PS 32 | 44 +2 | 0.348 +0.01 | 82 -8 | 6 +0.5 | 95.8 -0.3 | close | + | |
| Sica 12 S 3 PL | 42 = | 0.34 +0.01 | 76.9 -13.1 | 7 +1.5 | 95.8 -0.3 | close | + | |
| Beyma 12MW/ND | 43 +1 | 0.328 -0.01 | 100 +10 | 6.5 +1 | 96.9 +0.8 | close | + | |
| Fane SOVEREIGN PRO 12-300S | 40 -2 | 0.321 -0.01 | 101.3 +11.3 | 5.3 -0.2 | 96.5 +0.4 | close | Xmax 5.3 mm < 5.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SM112/W →
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.