MTX Audio RFL15
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 4 Ω |
| Fs | 35 Hz |
| Qts | 0.414 |
| Qes | 0.44 |
| Qms | 7.03 |
| Vas | 44 L |
| Sd | 838 cm² |
| Xmax | 11.1 mm |
| Re | 2 Ω |
| Bl | 21.5 T·m |
| Mms | 462.6 g |
| Pe | 3500 W |
| Sensitivity | 94.3 dB |
Alignment hint
| EBP | 80 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 22.9 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 |
|---|---|---|---|---|---|---|---|---|
| MTX Audio TX815 | 35 = | 0.508 +0.09 | 44.7 +0.7 | 9.6 -1.5 | 93.3 -1 | close | 2000 W vs 3500 W: lower power handling · Xmax 9.6 mm < 11.1 mm: lower excursion-limited SPL | + |
| Hifonics CX15D2 | 34 -1 | 0.389 -0.02 | 59 +15 | 10 -1.1 | 92.4 -1.9 | usable | 8 Ω vs 4 Ω: amp load changes · 2250 W vs 3500 W: lower power handling · Xmax 10 mm < 11.1 mm: lower excursion-limited SPL | + |
| FI Audio Q15 DUAL 2 | 32.1 -2.9 | 0.419 +0.01 | 75.6 +31.6 | 11.3 +0.2 | 94.1 -0.2 | usable | 1750 W vs 3500 W: lower power handling | + |
| B&C 15BG100 | 36 +1 | 0.44 +0.03 | 83 +39 | 10.5 -0.6 | 94.5 +0.2 | usable | 8 Ω vs 4 Ω: amp load changes · 1000 W vs 3500 W: lower power handling · Xmax 10.5 mm < 11.1 mm: lower excursion-limited SPL | + |
| Ciare 15.00 SW | 38.2 +3.2 | 0.41 = | 77 +33 | 11.5 +0.4 | 91.7 -2.6 | usable | 8 Ω vs 4 Ω: amp load changes · 1000 W vs 3500 W: lower power handling | + |
| Soundstream SPLX-152 | 38 +3 | 0.422 +0.01 | 65.4 +21.4 | 6.8 -4.3 | 94.1 -0.2 | usable | 1000 W vs 3500 W: lower power handling · Xmax 6.8 mm < 11.1 mm: lower excursion-limited SPL | + |
| Ground Zero GZNW 15XMAX | 29.5 -5.5 | 0.329 -0.08 | 35.7 -8.3 | 10.5 -0.6 | 92.2 -2.1 | usable | Xmax 10.5 mm < 11.1 mm: lower excursion-limited SPL | + |
| Faital PRO 15XL1200 | 40 +5 | 0.4 -0.01 | 86.9 +42.9 | 12.45 +1.35 | 95 +0.7 | usable | 8 Ω vs 4 Ω: amp load changes · 1400 W vs 3500 W: lower power handling | + |
| JBL 15SWV3.8 | 53.4 +18.4 | 0.52 +0.11 | 43.9 -0.1 | 11 -0.1 | 92.8 -1.5 | usable | 1900 W vs 3500 W: lower power handling · Xmax 11 mm < 11.1 mm: lower excursion-limited SPL | + |
| JBL 15WT3000 | 41 +6 | 0.44 +0.03 | 76.3 +32.3 | 10.6 -0.5 | 92.5 -1.8 | usable | 1500 W vs 3500 W: lower power handling · Xmax 10.6 mm < 11.1 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the RFL15 →
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.