Dayton Audio APOLLO 15LF
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 25.5 Hz |
| Qts | 0.26 |
| Qes | 0.27 |
| Qms | 6.7 |
| Vas | 331 L |
| Sd | 837 cm² |
| Xmax | 9.3 mm |
| Re | 6.4 Ω |
| Bl | 21 T·m |
| Mms | 115.6 g |
| Pe | 1000 W |
| Sensitivity | 96 dB |
Alignment hint
| EBP | 94 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 51.7 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 |
|---|---|---|---|---|---|---|---|---|
| Dayton Audio 15LF ODEUM | 25.5 = | 0.26 = | 331.3 +0.3 | 9.3 = | 96 = | close | 700 W vs 1000 W: lower power handling | + |
| Beyma 15k200 | 27 +1.5 | 0.262 = | 345 +14 | 7.5 -1.8 | 97 +1 | close | 300 W vs 1000 W: lower power handling · Xmax 7.5 mm < 9.3 mm: lower excursion-limited SPL | + |
| Beyma SM-115/K | 27 +1.5 | 0.253 -0.01 | 345 +14 | 8 -1.3 | 97.5 +1.5 | close | 500 W vs 1000 W: lower power handling · Xmax 8 mm < 9.3 mm: lower excursion-limited SPL | + |
| Scan-Speak 38WE/8582T00 | 26 +0.5 | 0.243 -0.02 | 423 +92 | 9.5 +0.2 | 97.5 +1.5 | close | 350 W vs 1000 W: lower power handling | + |
| Focal 38VX | 22.3 -3.2 | 0.279 +0.02 | 347 +16 | 8.2 -1.1 | 96.9 +0.9 | close | 4 Ω vs 8 Ω: amp load changes · 225 W vs 1000 W: lower power handling · Xmax 8.2 mm < 9.3 mm: lower excursion-limited SPL | + |
| Magnat SUB 400 SUPREME | 21 -4.5 | 0.228 -0.03 | 330 -1 | 9.5 +0.2 | 96.7 +0.7 | close | 4 Ω vs 8 Ω: amp load changes · 400 W vs 1000 W: lower power handling | + |
| Peerless SLS15 | 24.1 -1.4 | 0.268 +0.01 | 321.5 -9.5 | 6.4 -2.9 | 94.8 -1.2 | close | 200 W vs 1000 W: lower power handling · Xmax 6.4 mm < 9.3 mm: lower excursion-limited SPL | + |
| Magnat OMEGA 380 | 21.3 -4.2 | 0.247 -0.01 | 375 +44 | 12 +2.7 | 96.9 +0.9 | usable | 4 Ω vs 8 Ω: amp load changes · 500 W vs 1000 W: lower power handling | + |
| RCF L 15P200/A | 29 +3.5 | 0.291 +0.03 | 280 -51 | 8.9 -0.4 | 96.6 +0.6 | usable | 300 W vs 1000 W: lower power handling · Xmax 8.9 mm < 9.3 mm: lower excursion-limited SPL | + |
| Rockford Fosgate PWR-415 | 24 -1.5 | 0.283 +0.02 | 334 +3 | 6.2 -3.1 | 97.4 +1.4 | usable | 4 Ω vs 8 Ω: amp load changes · 600 W vs 1000 W: lower power handling · Xmax 6.2 mm < 9.3 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the APOLLO 15LF →
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.