Soundstream R1-15
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 23.7 Hz |
| Qts | 0.62 |
| Qes | 0.65 |
| Qms | 13.4 |
| Vas | 136.6 L |
| Sd | 823.9 cm² |
| Xmax | 17.2 mm |
| Re | 6.8 Ω |
| Bl | 22.1 T·m |
| Mms | 314.1 g |
| Pe | 1300 W |
| Sensitivity | 87.2 dB |
Alignment hint
| EBP | 36 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 454.2 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 |
|---|---|---|---|---|---|---|---|---|
| Rockford Fosgate P3D4-15 | 22.4 -1.3 | 0.566 -0.05 | 155.8 +19.2 | 11 -6.2 | 87.3 +0.1 | usable | 600 W vs 1300 W: lower power handling · Xmax 11 mm < 17.2 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P115S4 | 24 +0.3 | 0.62 = | 172 +35.4 | 8 -9.2 | 87.3 +0.1 | usable | 4 Ω vs 8 Ω: amp load changes · 200 W vs 1300 W: lower power handling · Xmax 8 mm < 17.2 mm: lower excursion-limited SPL | + |
| Hertz Audio HX 380 | 30 +6.3 | 0.55 -0.07 | 123.2 -13.4 | 14 -3.2 | 89.1 +1.9 | usable | 4 Ω vs 8 Ω: amp load changes · 700 W vs 1300 W: lower power handling · Xmax 14 mm < 17.2 mm: lower excursion-limited SPL | + |
| Dayton Audio TIT400C | 24.2 +0.5 | 0.483 -0.14 | 154.3 +17.7 | 13.3 -3.9 | 91.5 +4.3 | usable | 4 Ω vs 8 Ω: amp load changes · 800 W vs 1300 W: lower power handling · Xmax 13.3 mm < 17.2 mm: lower excursion-limited SPL | + |
| 18 Sound 15NTLS3500 | 28 +4.3 | 0.42 -0.2 | 141 +4.4 | 15.3 -1.9 | 89 +1.8 | usable | 950 W vs 1300 W: lower power handling · Xmax 15.3 mm < 17.2 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P2D4-15 | 20.9 -2.8 | 0.655 +0.04 | 219.6 +83 | 11.3 -5.9 | 87.3 +0.1 | usable | 400 W vs 1300 W: lower power handling · Xmax 11.3 mm < 17.2 mm: lower excursion-limited SPL | + |
| TC Sounds LMS R15 | 23.6 -0.1 | 0.446 -0.17 | 123 -13.6 | 12.1 -5.1 | 90.2 +3 | usable | 4 Ω vs 8 Ω: amp load changes · 1000 W vs 1300 W: lower power handling · Xmax 12.1 mm < 17.2 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P1S4-15 | 23 -0.7 | 0.55 -0.07 | 191.5 +54.9 | 9 -8.2 | 87.3 +0.1 | usable | 4 Ω vs 8 Ω: amp load changes · 250 W vs 1300 W: lower power handling · Xmax 9 mm < 17.2 mm: lower excursion-limited SPL | + |
| Audiobahn AW1571T | 28.2 +4.5 | 0.49 -0.13 | 133.088 -3.51 | 11 -6.2 | 89.2 +2 | usable | 4 Ω vs 8 Ω: amp load changes · 500 W vs 1300 W: lower power handling · Xmax 11 mm < 17.2 mm: lower excursion-limited SPL | + |
| Rockford Fosgate P1S2-15 | 23 -0.7 | 0.55 -0.07 | 191.5 +54.9 | 9 -8.2 | 87.4 +0.2 | usable | 2 Ω vs 8 Ω: amp load changes · 250 W vs 1300 W: lower power handling · Xmax 9 mm < 17.2 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the R1-15 →
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.