ATC SB75-234 SC
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 30 Hz |
| Qts | 0.387 |
| Qes | 0.48 |
| Qms | 2 |
| Vas | 92 L |
| Sd | 340 cm² |
| Xmax | 5 mm |
| Re | 5.4 Ω |
| Bl | 10.3 T·m |
| Mms | 49.6 g |
| Pe | 75 W |
| Sensitivity | 90.8 dB |
Alignment hint
| EBP | 63 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 39.3 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 |
|---|---|---|---|---|---|---|---|---|
| ATC SB75-234 SC vp old stock | 30 = | 0.387 = | 92 = | 5 = | 90.8 = | close | + | |
| Dayton Audio DSA270-8 | 29.6 -0.4 | 0.384 = | 88.1 -3.9 | 5.5 +0.5 | 90.6 -0.2 | close | + | |
| Usher Audio 1001B | 29 -1 | 0.387 = | 100.2 +8.2 | 5 = | 91 +0.2 | close | + | |
| Sica 10 H 2 CS | 30.3 +0.3 | 0.37 -0.02 | 84.3 -7.7 | 6 +1 | 90.8 = | close | + | |
| SEAS W26FX002 | 31 +1 | 0.397 +0.01 | 87 -5 | 6.5 +1.5 | 90.5 -0.3 | close | + | |
| Focal 11V 7511 v2008 | 30.8 +0.8 | 0.362 -0.03 | 94.3 +2.3 | 8 +3 | 91.5 +0.7 | close | + | |
| JBL LE10A | 30 = | 0.41 +0.02 | 101.9 +9.9 | 6.1 +1.1 | 92.5 +1.7 | close | + | |
| Dayton Audio DS270-8 v2018 | 31.6 +1.6 | 0.441 +0.05 | 87.7 -4.3 | 5.5 +0.5 | 90.8 = | close | + | |
| Dayton Audio DS270-8 | 30.7 +0.7 | 0.444 +0.06 | 84.7 -7.3 | 5.5 +0.5 | 90.2 -0.6 | close | + | |
| Volt B250 | 31.7 +1.7 | 0.377 -0.01 | 104 +12 | 6 +1 | 92.8 +2 | close | + |
Compare the closest 3 against the SB75-234 SC →
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.