Sphynx SP-W15-PRO
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 16 Ω |
| Fs | 32 Hz |
| Qts | 0.616 |
| Qes | 0.696 |
| Qms | 5.35 |
| Vas | 273 L |
| Sd | 830 cm² |
| Xmax | 4 mm |
| Re | 8.53 Ω |
| Bl | 14.7 T·m |
| Mms | 87.5 g |
| Pe | 150 W |
| Sensitivity | 92.8 dB |
Alignment hint
| EBP | 46 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 859.4 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 |
|---|---|---|---|---|---|---|---|---|
| Stromberg-Carlson RF 484 vp2 | 31 -1 | 0.598 -0.02 | 294.9 +21.9 | 4 = | 92.7 -0.1 | close | 8 Ω vs 16 Ω: amp load changes | + |
| Davis 39RCA15 | 33.7 +1.7 | 0.612 = | 258 -15 | 4 = | 95.3 +2.5 | close | 8 Ω vs 16 Ω: amp load changes | + |
| Skytronic 902.439 | 30 -2 | 0.601 -0.02 | 230 -43 | 4 = | 92.5 -0.3 | close | 8 Ω vs 16 Ω: amp load changes | + |
| PRV Audio 15W 700 | 31.7 -0.3 | 0.625 +0.01 | 308.1 +35.1 | 6.9 +2.9 | 94.7 +1.9 | close | 8 Ω vs 16 Ω: amp load changes | + |
| Beyma CM15/T | 34 +2 | 0.615 = | 293 +20 | 3.5 -0.5 | 95.4 +2.6 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 3.5 mm < 4 mm: lower excursion-limited SPL | + |
| Selenium 15PW3 | 37 +5 | 0.61 -0.01 | 274 +1 | 3 -1 | 94.9 +2.1 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 3 mm < 4 mm: lower excursion-limited SPL | + |
| Klipsch K34E | 28 -4 | 0.63 +0.01 | 343 +70 | 4 = | 95.5 +2.7 | usable | 4 Ω vs 16 Ω: amp load changes | + |
| Eminence BETA 15 | 35 +3 | 0.585 -0.03 | 334.6 +61.6 | 4 = | 96.6 +3.8 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| Eminence BETA 15A | 35 +3 | 0.585 -0.03 | 334.6 +61.6 | 4 = | 96.6 +3.8 | usable | 8 Ω vs 16 Ω: amp load changes | + |
| P.Audio IMF HP-15W | 30.8 -1.2 | 0.517 -0.1 | 304.7 +31.7 | 3.5 -0.5 | 94.5 +1.7 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 3.5 mm < 4 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SP-W15-PRO →
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.