Oxygen AIR2 380
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 4 Ω |
| Fs | 22.7 Hz |
| Qts | 0.543 |
| Qes | 0.569 |
| Qms | 12.12 |
| Vas | 202.2 L |
| Sd | 829 cm² |
| Xmax | 11.5 mm |
| Re | 3.6 Ω |
| Bl | 14.6 T·m |
| Mms | 235.3 g |
| Pe | 400 W |
| Sensitivity | 91.6 dB |
Alignment hint
| EBP | 40 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 290.6 L |
EBP < 50: favours a sealed (closed) 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 |
|---|---|---|---|---|---|---|---|---|
| Dayton Audio IB385-8 | 21.5 -1.2 | 0.588 +0.04 | 248.9 +46.7 | 12.4 +0.9 | 89.8 -1.8 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Rockford Fosgate P1S2-15 | 23 +0.3 | 0.55 +0.01 | 191.5 -10.7 | 9 -2.5 | 87.4 -4.2 | close | 2 Ω vs 4 Ω: amp load changes · 250 W vs 400 W: lower power handling · Xmax 9 mm < 11.5 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P1S4-15 | 23 +0.3 | 0.55 +0.01 | 191.5 -10.7 | 9 -2.5 | 87.3 -4.3 | usable | 250 W vs 400 W: lower power handling · Xmax 9 mm < 11.5 mm: lower excursion-limited SPL | + |
| Hertz Audio ES380 | 24 +1.3 | 0.52 -0.02 | 220 +17.8 | 9 -2.5 | 93.7 +2.1 | usable | Xmax 9 mm < 11.5 mm: lower excursion-limited SPL | + |
| GRS 15SSW-4HE | 20.7 -2 | 0.487 -0.06 | 196.6 -5.6 | 9.5 -2 | 89.8 -1.8 | usable | 8 Ω vs 4 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 9.5 mm < 11.5 mm: lower excursion-limited SPL | + |
| Dayton Audio TIT400C | 24.2 +1.5 | 0.483 -0.06 | 154.3 -47.9 | 13.3 +1.8 | 91.5 -0.1 | usable | + | |
| MTX Audio RT15-04 | 20 -2.7 | 0.479 -0.06 | 223 +20.8 | 10.3 -1.2 | 90.8 -0.8 | usable | 300 W vs 400 W: lower power handling · Xmax 10.3 mm < 11.5 mm: lower excursion-limited SPL | + |
| Dayton Audio DCS380-4 | 22.9 +0.2 | 0.504 -0.04 | 233.9 +31.7 | 8.4 -3.1 | 92.9 +1.3 | usable | 250 W vs 400 W: lower power handling · Xmax 8.4 mm < 11.5 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P3D4-15 | 22.4 -0.3 | 0.566 +0.02 | 155.8 -46.4 | 11 -0.5 | 87.3 -4.3 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 11 mm < 11.5 mm: lower excursion-limited SPL | + |
| Dayton Audio RSS390HF-4 v2015 | 19.5 -3.2 | 0.429 -0.11 | 212 +9.8 | 12 +0.5 | 91.2 -0.4 | usable | + |
Compare the closest 3 against the AIR2 380 →
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.