DAS Audio G45
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 31 Hz |
| Qts | 0.347 |
| Qes | 0.42 |
| Qms | 2 |
| Vas | 385 L |
| Sd | 1164 cm² |
| Xmax | 4.5 mm |
| Re | 7 Ω |
| Bl | 20.5 T·m |
| Mms | 130 g |
| Pe | 600 W |
| Sensitivity | 96.9 dB |
Alignment hint
| EBP | 74 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 122.1 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 |
|---|---|---|---|---|---|---|---|---|
| Faital PRO 18FH500 v2016 | 30 -1 | 0.35 = | 374.8 -10.2 | 9.2 +4.7 | 98.4 +1.5 | close | + | |
| Eminence Kappa Pro 18LF2 | 32 +1 | 0.33 -0.02 | 391.61 +6.61 | 8 +3.5 | 98 +1.1 | close | + | |
| DAS Audio 18H | 30.2 -0.8 | 0.349 = | 308.5 -76.5 | 6 +1.5 | 96.8 -0.1 | close | + | |
| P.Audio E18-600A | 30.9 -0.1 | 0.309 -0.04 | 375.4 -9.6 | 5 +0.5 | 98.8 +1.9 | close | + | |
| Dayton Audio PA460-8 v2015 | 28.3 -2.7 | 0.33 -0.02 | 402 +17 | 6 +1.5 | 97.8 +0.9 | close | + | |
| Beyma 18GT200 v2 | 30 -1 | 0.322 -0.02 | 355 -30 | 6 +1.5 | 97.9 +1 | close | 250 W vs 600 W: lower power handling | + |
| JBL 2043G | 31 = | 0.343 = | 384 -1 | 6.6 +2.1 | 101.7 +4.8 | close | 4 Ω vs 8 Ω: amp load changes · 350 W vs 600 W: lower power handling | + |
| B&C 18 PS 46 | 28 -3 | 0.316 -0.03 | 386 +1 | 6 +1.5 | 97.9 +1 | close | + | |
| Faital PRO 18FH500 | 30 -1 | 0.35 = | 417.9 +32.9 | 9.25 +4.75 | 99 +2.1 | close | + | |
| Eminence KAPPA PRO 18 LF-8 | 32 +1 | 0.329 -0.02 | 391 +6 | 8 +3.5 | 99.5 +2.6 | close | + |
Compare the closest 3 against the G45 →
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.