Sonido SCW-300
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 35 Hz |
| Qts | 0.401 |
| Qes | 0.49 |
| Qms | 2.2 |
| Vas | 210 L |
| Sd | 464 cm² |
| Xmax | 4.5 mm |
| Re | 7.4 Ω |
| Bl | 9.9 T·m |
| Mms | 29.7 g |
| Pe | 50 W |
| Sensitivity | 95 dB |
Alignment hint
| EBP | 71 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 99.6 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 HP12 | 36 +1 | 0.401 = | 200 -10 | 4 -0.5 | 95.6 +0.6 | close | Xmax 4 mm < 4.5 mm: lower excursion-limited SPL | + |
| Davis 31ST12 v2018 | 34.1 -0.9 | 0.428 +0.03 | 195.7 -14.3 | 5 +0.5 | 93.9 -1.1 | close | + | |
| Cabasse 30M20 | 34 -1 | 0.454 +0.05 | 220 +10 | 4.6 +0.1 | 96 +1 | close | + | |
| Davis 31TPG-A | 37 +2 | 0.448 +0.05 | 213 +3 | 4.5 = | 96.5 +1.5 | close | + | |
| Tannoy DC 3134 CPA12 | 37.7 +2.7 | 0.369 -0.03 | 226.7 +16.7 | 5 +0.5 | 96.1 +1.1 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Davis 31TPA-12G | 37 +2 | 0.448 +0.05 | 213.5 +3.5 | 4.5 = | 97.4 +2.4 | close | + | |
| Philips AD12250W8 vp doum1 | 29.5 -5.5 | 0.404 = | 216 +6 | 6 +1.5 | 93.2 -1.8 | close | + | |
| Samy Speaker LW1200 | 30.7 -4.3 | 0.36 -0.04 | 210 = | 6 +1.5 | 94.3 -0.7 | close | + | |
| Philips AD12100/M8 | 36 +1 | 0.464 +0.06 | 193.3 -16.7 | 6.2 +1.7 | 94.6 -0.4 | close | + | |
| Audio Dynamique AD31TPA12G | 37.2 +2.2 | 0.448 +0.05 | 213.6 +3.6 | 5 +0.5 | 97.5 +2.5 | close | + |
Compare the closest 3 against the SCW-300 →
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.