Infinity KAPPA 100.9
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 4 Ω |
| Fs | 33.8 Hz |
| Qts | 0.44 |
| Qes | 0.537 |
| Qms | 2.43 |
| Vas | 18.05 L |
| Sd | 345 cm² |
| Xmax | 17.5 mm |
| Re | 3.68 Ω |
| Bl | 16.54 T·m |
| Mms | 188 g |
| Pe | 350 W |
| Sensitivity | 83 dB |
Alignment hint
| EBP | 63 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 11.4 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 |
|---|---|---|---|---|---|---|---|---|
| Hertz Audio HX 250 | 37 +3.2 | 0.44 = | 24 +5.95 | 14 -3.5 | 85.8 +2.8 | usable | Xmax 14 mm < 17.5 mm: lower excursion-limited SPL | + |
| American Bass DX 10 | 36.1 +2.3 | 0.486 +0.05 | 20.7 +2.65 | 12 -5.5 | 84.4 +1.4 | usable | 250 W vs 350 W: lower power handling · Xmax 12 mm < 17.5 mm: lower excursion-limited SPL | + |
| Alpine SWR-10D4 | 32 -1.8 | 0.544 +0.1 | 18 -0.05 | 10 -7.5 | 82.2 -0.8 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 10 mm < 17.5 mm: lower excursion-limited SPL | + |
| Alpine SWR-10D2 | 31 -2.8 | 0.505 +0.07 | 18 -0.05 | 10 -7.5 | 85.1 +2.1 | usable | Xmax 10 mm < 17.5 mm: lower excursion-limited SPL | + |
| Alpine SWX-1043D Type-X | 31 -2.8 | 0.54 +0.1 | 18 -0.05 | 10.3 -7.2 | 82.1 -0.9 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 10.3 mm < 17.5 mm: lower excursion-limited SPL | + |
| Polk Audio MM100 | 35 +1.2 | 0.46 +0.02 | 22.1 +4.05 | 8.7 -8.8 | 84.7 +1.7 | usable | Xmax 8.7 mm < 17.5 mm: lower excursion-limited SPL | + |
| JL Audio 10W6V3-D4 | 30.1 -3.7 | 0.513 +0.07 | 23.3 +5.25 | 10.5 -7 | 83.6 +0.6 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 10.5 mm < 17.5 mm: lower excursion-limited SPL | + |
| Rockford Fosgate T0D410 | 31 -2.8 | 0.541 +0.1 | 17 -1.05 | 8.3 -9.2 | 82.4 -0.6 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 8.3 mm < 17.5 mm: lower excursion-limited SPL | + |
| JL Audio 10W3V3-2 | 33 -0.8 | 0.495 +0.05 | 32.17 +14.12 | 14 -3.5 | 85.37 +2.37 | usable | 2 Ω vs 4 Ω: amp load changes · Xmax 14 mm < 17.5 mm: lower excursion-limited SPL | + |
| JL Audio 10W3V3-4 | 31.5 -2.3 | 0.485 +0.04 | 32.23 +14.18 | 14 -3.5 | 84.87 +1.87 | usable | Xmax 14 mm < 17.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the KAPPA 100.9 →
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.