Audax PR38XM150
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 19.5 Hz |
| Qts | 0.27 |
| Qes | 0.3 |
| Qms | 2.7 |
| Vas | 690 L |
| Sd | 880 cm² |
| Xmax | 3.5 mm |
| Re | 5.8 Ω |
| Bl | 15.8 T·m |
| Mms | 104.8 g |
| Pe | 150 W |
| Sensitivity | 95.7 dB |
Alignment hint
| EBP | 65 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 117.8 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 FW 407 | 19 -0.5 | 0.283 +0.01 | 715 +25 | 4.3 +0.8 | 95 -0.7 | close | + | |
| Supravox 400-2000 vp2 | 21.1 +1.6 | 0.261 -0.01 | 715 +25 | 5 +1.5 | 96.8 +1.1 | close | + | |
| Supravox 400-2000 vp moy1 et 2 | 21.1 +1.6 | 0.273 = | 748 +58 | 5 +1.5 | 96.8 +1.1 | close | + | |
| Great Plains Audio 416-8B v2016 | 21.5 +2 | 0.271 = | 787 +97 | 4 +0.5 | 97.2 +1.5 | close | + | |
| Supravox 400-2000 vp1 | 21 +1.5 | 0.283 +0.01 | 780 +90 | 5 +1.5 | 96.8 +1.1 | close | + | |
| Audax PR380M0 | 20 +0.5 | 0.22 -0.05 | 710 +20 | 3.8 +0.3 | 97.1 +1.4 | close | + | |
| JBL 2215A | 20 +0.5 | 0.212 -0.06 | 736.2 +46.2 | 4.1 +0.6 | 95.8 +0.1 | close | 16 Ω vs 8 Ω: amp load changes · 100 W vs 150 W: lower power handling | + |
| JBL LE15A | 20 +0.5 | 0.212 -0.06 | 736.2 +46.2 | 4.1 +0.6 | 95.8 +0.1 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Focal AUDIOM 15VX v2 | 18.4 -1.1 | 0.224 -0.05 | 727 +37 | 6 +2.5 | 96.1 +0.4 | usable | + | |
| Altec 416-8A | 24.5 +5 | 0.287 +0.02 | 695 +5 | 3.8 +0.3 | 98.6 +2.9 | usable | + |
Compare the closest 3 against the PR38XM150 →
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.