Conrad PA 38
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 34.8 Hz |
| Qts | 0.353 |
| Qes | 0.4 |
| Qms | 3.01 |
| Vas | 216.4 L |
| Sd | 835 cm² |
| Xmax | 5 mm |
| Re | 5.7 Ω |
| Bl | 17.2 T·m |
| Mms | 94.5 g |
| Pe | 200 W |
| Sensitivity | 97 dB |
Alignment hint
| EBP | 87 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 71.8 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 |
|---|---|---|---|---|---|---|---|---|
| Conrad PA 15 | 34.8 = | 0.356 = | 216.4 = | 4 -1 | 97 = | close | Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
| Beyma 15LX60 | 35 +0.2 | 0.346 -0.01 | 215 -1.4 | 9 +4 | 97.7 +0.7 | close | + | |
| Faital PRO 15PR450 | 35 +0.2 | 0.35 = | 235.6 +19.2 | 6 +1 | 98 +1 | close | + | |
| Volt RV4504 | 33 -1.8 | 0.349 = | 217 +0.6 | 9.2 +4.2 | 96.7 -0.3 | close | + | |
| Selenium 15WS600 | 35 +0.2 | 0.354 = | 215 -1.4 | 3.8 -1.2 | 97 = | close | Xmax 3.8 mm < 5 mm: lower excursion-limited SPL | + |
| Oxygen JET 18 | 32.9 -1.9 | 0.349 = | 217 +0.6 | 10 +5 | 96.7 -0.3 | close | + | |
| Focal 15PR75-200 | 36 +1.2 | 0.382 +0.03 | 224 +7.6 | 5.7 +0.7 | 97.4 +0.4 | close | + | |
| Beyma AUDIOVALVE | 36 +1.2 | 0.355 = | 242.2 +25.8 | 4.5 -0.5 | 97.7 +0.7 | close | Xmax 4.5 mm < 5 mm: lower excursion-limited SPL | + |
| Faital PRO 15FH500A | 35 +0.2 | 0.394 +0.04 | 217.4 +1 | 9 +4 | 97.1 +0.1 | close | + | |
| 18 Sound 15W750 | 39 +4.2 | 0.37 +0.02 | 218 +1.6 | 8 +3 | 97 = | close | + |
Compare the closest 3 against the PA 38 →
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.