DAS Audio 18G
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 32 Hz |
| Qts | 0.296 |
| Qes | 0.31 |
| Qms | 6.409 |
| Vas | 343 L |
| Sd | 1164 cm² |
| Xmax | 6 mm |
| Re | 6.2 Ω |
| Bl | 23.5 T·m |
| Mms | 137 g |
| Pe | 700 W |
| Sensitivity | 98.7 dB |
Alignment hint
| EBP | 103 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 72.9 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 18GT200 v2 | 30 -2 | 0.322 +0.03 | 355 +12 | 6 = | 97.9 -0.8 | close | 250 W vs 700 W: lower power handling | + |
| 18 Sound 18NLW9300 | 30 -2 | 0.28 -0.02 | 316 -27 | 8 +2 | 98.7 = | close | + | |
| Celestion FTR18-4080F v2016 | 32.7 +0.7 | 0.302 +0.01 | 272 -71 | 6 = | 98.5 -0.2 | close | + | |
| RCF L 18P400 | 29 -3 | 0.279 -0.02 | 340 -3 | 8.8 +2.8 | 98.5 -0.2 | close | + | |
| 18 Sound 18ND9300 | 30 -2 | 0.28 -0.02 | 322 -21 | 9.5 +3.5 | 98.8 +0.1 | close | + | |
| 18 Sound 18LW1400 | 31 -1 | 0.29 -0.01 | 297 -46 | 9 +3 | 98 -0.7 | close | + | |
| DAS Audio S1846 vp2 | 29.6 -2.4 | 0.298 = | 384 +41 | 8 +2 | 97.7 -1 | close | 550 W vs 700 W: lower power handling | + |
| P.Audio E18-600A | 30.9 -1.1 | 0.309 +0.01 | 375.4 +32.4 | 5 -1 | 98.8 +0.1 | close | Xmax 5 mm < 6 mm: lower excursion-limited SPL | + |
| Mivoc AWX 184 | 28 -4 | 0.313 +0.02 | 315 -28 | 6 = | 98.8 +0.1 | close | 4 Ω vs 8 Ω: amp load changes | + |
| B&C 18 RXB | 33 +1 | 0.282 -0.01 | 370 +27 | 10 +4 | 100.3 +1.6 | close | + |
Compare the closest 3 against the 18G →
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.