Sonido SWR-250
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 37 Hz |
| Qts | 0.399 |
| Qes | 0.47 |
| Qms | 2.65 |
| Vas | 146 L |
| Sd | 326 cm² |
| Xmax | 1.8 mm |
| Re | 7.7 Ω |
| Bl | 8.5 T·m |
| Mms | 18.9 g |
| Pe | 15 W |
| Sensitivity | 94.1 dB |
Alignment hint
| EBP | 79 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 68.2 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 |
|---|---|---|---|---|---|---|---|---|
| Fostex FP 253 N | 37 = | 0.429 +0.03 | 141 -5 | 1.9 +0.1 | 94.4 +0.3 | close | + | |
| Sonido SWR-250A | 35 -2 | 0.419 +0.02 | 160 +14 | 1.8 = | 93.8 -0.3 | close | + | |
| Sonido SCW-250 | 37 = | 0.399 = | 125 -21 | 3 +1.2 | 94.3 +0.2 | close | + | |
| Visaton W250S | 31 -6 | 0.401 = | 140 -6 | 7 +5.2 | 92.2 -1.9 | usable | + | |
| Focal 10K 515 | 31.5 -5.5 | 0.353 -0.05 | 145.1 -0.9 | 5.3 +3.5 | 93 -1.1 | usable | + | |
| AB Sound TW 1041 | 32 -5 | 0.433 +0.03 | 158 +12 | 8 +6.2 | 93.3 -0.8 | usable | + | |
| Samy Speaker TW1041 | 32 -5 | 0.433 +0.03 | 158 +12 | 8 +6.2 | 93.3 -0.8 | usable | + | |
| Beyma 10"BR60 V2 | 29 -8 | 0.39 -0.01 | 142 -4 | 6.5 +4.7 | 92 -2.1 | usable | + | |
| Focal 10V 6411 | 32.9 -4.1 | 0.378 -0.02 | 116.9 -29.1 | 7 +5.2 | 93.4 -0.7 | usable | + | |
| Beyma 10BR60 V2 v2023 | 29 -8 | 0.388 -0.01 | 142 -4 | 6.5 +4.7 | 91.8 -2.3 | usable | + |
Compare the closest 3 against the SWR-250 →
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.