Dayton Audio APOLLO 15N
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 44 Hz |
| Qts | 0.329 |
| Qes | 0.34 |
| Qms | 10.47 |
| Vas | 154.7 L |
| Sd | 844.5 cm² |
| Xmax | 6.3 mm |
| Re | 5.8 Ω |
| Bl | 20 T·m |
| Mms | 84.6 g |
| Pe | 500 W |
| Sensitivity | 99.3 dB |
Alignment hint
| EBP | 129 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 42.7 L |
EBP > 100: favours a ported (bass-reflex) 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 |
|---|---|---|---|---|---|---|---|---|
| Beyma 15MCB700 | 44 = | 0.34 +0.01 | 148 -6.7 | 7 +0.7 | 99 -0.3 | close | + | |
| Eminence KAPPALITE 3015 | 45 +1 | 0.342 +0.01 | 153 -1.7 | 5.8 -0.5 | 99.7 +0.4 | close | Xmax 5.8 mm < 6.3 mm: lower excursion-limited SPL | + |
| 18 Sound 15ND830 | 42 -2 | 0.34 +0.01 | 157 +2.3 | 6.5 +0.2 | 98 -1.3 | close | 4 Ω vs 8 Ω: amp load changes | + |
| MC Kenzie C15.500BS | 45 +1 | 0.35 +0.02 | 145 -9.7 | 6.5 +0.2 | 98.8 -0.5 | close | + | |
| 18 Sound 15ND730 | 44 = | 0.29 -0.04 | 156 +1.3 | 6.5 +0.2 | 99 -0.3 | close | + | |
| Eminence KappaLITE 3015 | | 45 +1 | 0.34 +0.01 | 153 -1.7 | 5.9 -0.4 | 100.8 +1.5 | close | Xmax 5.9 mm < 6.3 mm: lower excursion-limited SPL | + |
| Oberton 15MB500 | 41.5 -2.5 | 0.339 +0.01 | 161.54 +6.84 | 7.75 +1.45 | 100 +0.7 | close | + | |
| Faital PRO 15FH500 vp1 | 40 -4 | 0.328 = | 146.1 -8.6 | 6.7 +0.4 | 98.4 -0.9 | close | + | |
| 18 Sound 15NW530 | 43 -1 | 0.33 = | 154 -0.7 | 7.5 +1.2 | 96 -3.3 | close | + | |
| B&C 15CL76 | 42 -2 | 0.33 = | 135 -19.7 | 7 +0.7 | 98.5 -0.8 | close | + |
Compare the closest 3 against the APOLLO 15N →
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.