Dayton Audio SIG270-4
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 4 Ω |
| Fs | 35 Hz |
| Qts | 0.413 |
| Qes | 0.43 |
| Qms | 10.25 |
| Vas | 58.3 L |
| Sd | 415.5 cm² |
| Xmax | 4.8 mm |
| Re | 3.85 Ω |
| Bl | 13 T·m |
| Mms | 85.8 g |
| Pe | 120 W |
| Sensitivity | 92.8 dB |
Alignment hint
| EBP | 81 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 30.2 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 |
|---|---|---|---|---|---|---|---|---|
| SICA 10 SR 2.5 CP 4 Ohms | 35.3 +0.3 | 0.396 -0.02 | 54.9 -3.4 | 5.3 +0.5 | 93.4 +0.6 | close | + | |
| SICA 10 SR 2 CP 4 Ohms | 35.3 +0.3 | 0.396 -0.02 | 54.9 -3.4 | 5.3 +0.5 | 93.4 +0.6 | close | + | |
| SICA 10 SR 2 PL Z006004 | 33.6 -1.4 | 0.423 +0.01 | 66.5 +8.2 | 6.5 +1.7 | 93.3 +0.5 | close | + | |
| SICA 10 H 2 CS 8 Ohms | 36 +1 | 0.393 -0.02 | 65.4 +7.1 | 6 +1.2 | 91.8 -1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Focal 10W 6452 | 37.7 +2.7 | 0.441 +0.03 | 66.8 +8.5 | 5.4 +0.6 | 92.6 -0.2 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Soundstream SS-10R | 35 = | 0.375 -0.04 | 51 -7.3 | 6 +1.2 | 93.7 +0.9 | close | + | |
| Pioneer TS-WS303F | 32 -3 | 0.415 = | 70 +11.7 | 7.3 +2.5 | 92.8 = | close | + | |
| Volt DVC251.7 | 32 -3 | 0.387 -0.03 | 53 -5.3 | 7.8 +3 | 92.6 -0.2 | close | + | |
| Faital PRO 10FE330 | 35 = | 0.4 -0.01 | 72.4 +14.1 | 8.32 +3.52 | 92 -0.8 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Cobalt CS 10 DVC parallele | 30 -5 | 0.387 -0.03 | 60 +1.7 | 6 +1.2 | 94.3 +1.5 | close | 2 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the SIG270-4 →
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.