Audax PR38XT150
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 43.6 Hz |
| Qts | 0.421 |
| Qes | 0.47 |
| Qms | 4 |
| Vas | 200 L |
| Sd | 880 cm² |
| Xmax | 3.5 mm |
| Re | 5.8 Ω |
| Bl | 15.6 T·m |
| Mms | 72.3 g |
| Pe | 150 W |
| Sensitivity | 98.9 dB |
Alignment hint
| EBP | 93 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 109.8 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 |
|---|---|---|---|---|---|---|---|---|
| SICA 15 BP 3 SL | 41.9 -1.7 | 0.419 = | 191.6 -8.4 | 4 +0.5 | 98.7 -0.2 | close | + | |
| SICA P-A-SL15B3P | 41.9 -1.7 | 0.419 = | 191.6 -8.4 | 4 +0.5 | 98.7 -0.2 | close | + | |
| Celestion TRUVOX 1525 E | 44 +0.4 | 0.417 = | 175 -25 | 3.5 = | 98.8 -0.1 | close | + | |
| Fane SOVEREIGN 15-300 | 44 +0.4 | 0.431 +0.01 | 192.8 -7.2 | 3.2 -0.3 | 99.6 +0.7 | close | Xmax 3.2 mm < 3.5 mm: lower excursion-limited SPL | + |
| Fane SOVEREIGN 15-425 | 43 -0.6 | 0.417 = | 180.6 -19.4 | 4.6 +1.1 | 98.5 -0.4 | close | + | |
| P.Audio C15-300MB | 42 -1.6 | 0.375 -0.05 | 199.5 -0.5 | 3.5 = | 99.4 +0.5 | close | + | |
| Peavey 1508-8 SPS BWX | 41.9 -1.7 | 0.438 +0.02 | 185.9 -14.1 | 4.7 +1.2 | 98.6 -0.3 | close | + | |
| DAS Audio KCS S1535 | 41 -2.6 | 0.428 +0.01 | 178.8 -21.2 | 3.5 = | 98 -0.9 | close | + | |
| Carvin PS15 | 43 -0.6 | 0.46 +0.04 | 204 +4 | 3.7 +0.2 | 96.8 -2.1 | close | + | |
| Beyma 15 KX | 45 +1.4 | 0.496 +0.08 | 203 +3 | 3.5 = | 99 +0.1 | close | + |
Compare the closest 3 against the PR38XT150 →
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.