Selenium WPU1505
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 36 Hz |
| Qts | 0.389 |
| Qes | 0.4 |
| Qms | 14.7 |
| Vas | 163 L |
| Sd | 814 cm² |
| Xmax | 4.3 mm |
| Re | 6.7 Ω |
| Bl | 20.5 T·m |
| Mms | 111.4 g |
| Pe | 450 W |
| Sensitivity | 95.5 dB |
Alignment hint
| EBP | 90 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 70.7 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 S 2.5 CS | 36.3 +0.3 | 0.401 +0.01 | 168.7 +5.7 | 6.4 +2.1 | 96 +0.5 | close | 250 W vs 450 W: lower power handling | + |
| Kartesian WOM380_vTLHP-8 | 36 = | 0.39 = | 156.6 -6.4 | 7 +2.7 | 96.8 +1.3 | close | + | |
| B&C 15 HPL 76 W | 38 +2 | 0.407 +0.02 | 157 -6 | 6 +1.7 | 96.1 +0.6 | close | + | |
| Selenium WPU1509 | 36 = | 0.35 -0.04 | 164 +1 | 3.8 -0.5 | 95.2 -0.3 | close | Xmax 3.8 mm < 4.3 mm: lower excursion-limited SPL | + |
| Selenium WPU1507 | 36 = | 0.436 +0.05 | 151 -12 | 4.3 = | 94.8 -0.7 | close | + | |
| Eminence KAPPA 15 LF | 39 +3 | 0.384 -0.01 | 159 -4 | 5.5 +1.2 | 97.3 +1.8 | close | + | |
| Eminence KAPPA 15 LFA | 39 +3 | 0.384 -0.01 | 159 -4 | 5.5 +1.2 | 97.3 +1.8 | close | + | |
| JBL 2216Nd vp | 36 = | 0.429 +0.04 | 166.8 +3.8 | 8.1 +3.8 | 95.9 +0.4 | close | + | |
| Conrad CPA15-300 | 36.9 +0.9 | 0.357 -0.03 | 161.6 -1.4 | 5.7 +1.4 | 97.1 +1.6 | close | 300 W vs 450 W: lower power handling | + |
| Radian 2216-8 | 38.7 +2.7 | 0.375 -0.01 | 143.5 -19.5 | 4.8 +0.5 | 96 +0.5 | close | + |
Compare the closest 3 against the WPU1505 →
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.