Dayton Audio RS270P-4A
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 4 Ω |
| Fs | 22.9 Hz |
| Qts | 0.272 |
| Qes | 0.34 |
| Qms | 1.35 |
| Vas | 110.5 L |
| Sd | 346.4 cm² |
| Xmax | 6 mm |
| Re | 3.9 Ω |
| Bl | 11 T·m |
| Mms | 73.5 g |
| Pe | 100 W |
| Sensitivity | 91 dB |
Alignment hint
| EBP | 67 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 19.2 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 |
|---|---|---|---|---|---|---|---|---|
| Visaton GF 250 - série | 24 +1.1 | 0.272 = | 134 +23.5 | 9.3 +3.3 | 91.1 +0.1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Visaton GF 250 v2017 - 2x4 Ohms série | 24 +1.1 | 0.272 = | 134 +23.5 | 9.3 +3.3 | 91.1 +0.1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Dayton Audio RS270-4 | 20.9 -2 | 0.277 +0.01 | 98.6 -11.9 | 6 = | 89.2 -1.8 | close | + | |
| Audiotechnology 10B773010KA | 24.4 +1.5 | 0.283 +0.01 | 128 +17.5 | 9.8 +3.8 | 91 = | close | 8 Ω vs 4 Ω: amp load changes | + |
| Axon 10K01 | 25 +2.1 | 0.286 +0.01 | 104.6 -5.9 | 7 +1 | 92.9 +1.9 | close | + | |
| Vifa M26WR09-04 | 27 +4.1 | 0.28 +0.01 | 113 +2.5 | 6.5 +0.5 | 93 +2 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Audiotechnology FLEXUNITS 10 C 77 25 10 KAP | 25 +2.1 | 0.24 -0.03 | 110 -0.5 | 8.6 +2.6 | 90.2 -0.8 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Dayton Audio RS270P-8A | 22.9 = | 0.319 +0.05 | 110.5 = | 6 = | 87.7 -3.3 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Volt B250.8 | 24 +1.1 | 0.298 +0.03 | 126 +15.5 | 5.5 -0.5 | 90.3 -0.7 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 5.5 mm < 6 mm: lower excursion-limited SPL | + |
| Audiotechnology 10C772510KAP | 25 +2.1 | 0.24 -0.03 | 110 -0.5 | 8.6 +2.6 | 92.1 +1.1 | close | 8 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the RS270P-4A →
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.