Beyma 18GT200 v2
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 30 Hz |
| Qts | 0.322 |
| Qes | 0.34 |
| Qms | 6.02 |
| Vas | 355 L |
| Sd | 1100 cm² |
| Xmax | 6 mm |
| Re | 5.8 Ω |
| Bl | 20.8 T·m |
| Mms | 134.5 g |
| Pe | 250 W |
| Sensitivity | 97.9 dB |
Alignment hint
| EBP | 88 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 92.9 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 |
|---|---|---|---|---|---|---|---|---|
| B&C 18 PS 46 | 28 -2 | 0.316 -0.01 | 386 +31 | 6 = | 97.9 = | close | + | |
| PD PD 18BR40 | 30 = | 0.32 = | 309 -46 | 9.3 +3.3 | 98 +0.1 | close | + | |
| Precision Devices PD 18BR40 | 30 = | 0.32 = | 309 -46 | 9.3 +3.3 | 98 +0.1 | close | + | |
| Dayton Audio PA460-8 v2015 | 28.3 -1.7 | 0.33 +0.01 | 402 +47 | 6 = | 97.8 -0.1 | close | + | |
| Eminence Kappa Pro 18LF2 | 32 +2 | 0.33 +0.01 | 391.61 +36.61 | 8 +2 | 98 +0.1 | close | + | |
| DAS Audio S1846 vp2 | 29.6 -0.4 | 0.298 -0.02 | 384 +29 | 8 +2 | 97.7 -0.2 | close | + | |
| DAS Audio 18G | 32 +2 | 0.296 -0.03 | 343 -12 | 6 = | 98.7 +0.8 | close | + | |
| Faital PRO 18FH500 v2016 | 30 = | 0.35 +0.03 | 374.8 +19.8 | 9.2 +3.2 | 98.4 +0.5 | close | + | |
| Precision Devices PD186 | 27 -3 | 0.312 -0.01 | 353 -2 | 8 +2 | 97 -0.9 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Monacor SP-18/600FH | 30 = | 0.327 +0.01 | 404 +49 | 9.3 +3.3 | 99 +1.1 | close | + |
Compare the closest 3 against the 18GT200 v2 →
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.