Stereo Integrity HST-18 Dual 2 Ohms
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 4 Ω |
| Fs | 16.4 Hz |
| Qts | 0.388 |
| Qes | 0.41 |
| Qms | 7.1 |
| Vas | 267 L |
| Sd | 1178 cm² |
| Xmax | 19 mm |
| Re | 3.9 Ω |
| Bl | 25.9 T·m |
| Mms | 686.2 g |
| Pe | 2000 W |
| Sensitivity | 89.7 dB |
Alignment hint
| EBP | 40 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 115 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 |
|---|---|---|---|---|---|---|---|---|
| Stereo Integrity HST-18 MkIII | 14.8 -1.6 | 0.357 -0.03 | 284 +17 | 19 = | 89.5 -0.2 | close | + | |
| Stereo Integrity HST-18 MKII | 15.6 -0.8 | 0.327 -0.06 | 307 +40 | 19 = | 90.4 +0.7 | close | + | |
| CSS Audio Maelstrom 18 DVC by Exodus Audio | 17.4 +1 | 0.376 -0.01 | 313 +46 | 14.7 -4.3 | 91.2 +1.5 | usable | 1000 W vs 2000 W: lower power handling · Xmax 14.7 mm < 19 mm: lower excursion-limited SPL | + |
| Stereo Integrity HT 18 | 17 +0.6 | 0.383 -0.01 | 411.9 +144.9 | 25.1 +6.1 | 92.5 +2.8 | usable | + | |
| Dayton Audio RSS460HO-4 | 19.6 +3.2 | 0.387 = | 298 +31 | 12.8 -6.2 | 92.9 +3.2 | usable | 900 W vs 2000 W: lower power handling · Xmax 12.8 mm < 19 mm: lower excursion-limited SPL | + |
| FI Audio HT-3 | 21.3 +4.9 | 0.423 +0.03 | 235.9 -31.1 | 17 -2 | 92.9 +3.2 | usable | Xmax 17 mm < 19 mm: lower excursion-limited SPL | + |
| Dayton Audio SS18-22 | 21 +4.6 | 0.374 -0.01 | 224 -43 | 12.8 -6.2 | 90.6 +0.9 | usable | 8 Ω vs 4 Ω: amp load changes · 1300 W vs 2000 W: lower power handling · Xmax 12.8 mm < 19 mm: lower excursion-limited SPL | + |
| TC Sounds LMS-ULTRA 5400 | 20.5 +4.1 | 0.325 -0.06 | 240.7 -26.3 | 16 -3 | 93.1 +3.4 | usable | Xmax 16 mm < 19 mm: lower excursion-limited SPL | + |
| Dayton Audio RSS460HO-4 v2015 | 18.8 +2.4 | 0.322 -0.07 | 272 +5 | 11.9 -7.1 | 93.1 +3.4 | usable | 900 W vs 2000 W: lower power handling · Xmax 11.9 mm < 19 mm: lower excursion-limited SPL | + |
| BMS 18N860 | 24 +7.6 | 0.372 -0.02 | 304 +37 | 15 -4 | 93.7 +4 | usable | 8 Ω vs 4 Ω: amp load changes · 1500 W vs 2000 W: lower power handling · Xmax 15 mm < 19 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the HST-18 Dual 2 Ohms →
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.