Cabasse 30M20S
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 16 Ω |
| Fs | 60 Hz |
| Qts | 0.635 |
| Qes | 0.75 |
| Qms | 4.14 |
| Vas | 99.4 L |
| Sd | 530 cm² |
| Xmax | 4.5 mm |
| Re | 11.95 Ω |
| Bl | 12.9 T·m |
| Mms | 27.9 g |
| Pe | 150 W |
| Sensitivity | 94.8 dB |
Alignment hint
| EBP | 80 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 414.2 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 |
|---|---|---|---|---|---|---|---|---|
| Fane SOVEREIGN 12-200LT | 50 -10 | 0.655 +0.02 | 78.1 -21.3 | 5.3 +0.8 | 93.8 -1 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| SB Audience BIANCO-120B150 | 44 -16 | 0.623 -0.01 | 103.8 +4.4 | 6.8 +2.3 | 93.5 -1.3 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| B&C 12 CLX 64 | 54 -6 | 0.575 -0.06 | 74 -25.4 | 5.3 +0.8 | 96.3 +1.5 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| Beyma 12CMV3 | 52 -8 | 0.55 -0.08 | 85 -14.4 | 7 +2.5 | 96.5 +1.7 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| Faital PRO 12FE400 | 55 -5 | 0.57 -0.07 | 73.6 -25.8 | 5.42 +0.92 | 97 +2.2 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| Siare 31TE vp 1 | 43.8 -16.2 | 0.545 -0.09 | 91.5 -7.9 | 4.5 = | 95.5 +0.7 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| JL Audio 12IB4 | 40.5 -19.5 | 0.631 = | 112.4 +13 | 6 +1.5 | 93.6 -1.2 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| Supravox T285HF64 | 55 -5 | 0.6 -0.04 | 74.6 -24.8 | 3.3 -1.2 | 95.6 +0.8 | usable | 8 Ω vs 16 Ω: amp load changes · 70 W vs 150 W: lower power handling · Xmax 3.3 mm < 4.5 mm: lower excursion-limited SPL | + |
| Conrad CPA 15-300 | 43 -17 | 0.559 -0.08 | 100.5 +1.1 | 4 -0.5 | 93.8 -1 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 4 mm < 4.5 mm: lower excursion-limited SPL | + |
| Fane 12-250TC SOVEREIGN | 50 -10 | 0.658 +0.02 | 78.1 -21.3 | 3.5 -1 | 93.8 -1 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 3.5 mm < 4.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 30M20S →
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.