Goldwood GW-12PC/4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 32.9 Hz |
| Qts | 0.395 |
| Qes | 0.439 |
| Qms | 3.9 |
| Vas | 73.2 L |
| Sd | 487.9 cm² |
| Xmax | 5 mm |
| Re | 3.7 Ω |
| Bl | 13.6 T·m |
| Mms | 106.7 g |
| Pe | 225 W |
| Sensitivity | 93.1 dB |
Alignment hint
| EBP | 75 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 33.2 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 |
|---|---|---|---|---|---|---|---|---|
| Goldwood GW-12PC/4 | 32.9 = | 0.394 = | 73.199 = | 5 = | 89.6 -3.5 | close | + | |
| Magnat AD300 | 30 -2.9 | 0.411 +0.02 | 72 -1.2 | 7.3 +2.3 | 92.8 -0.3 | close | + | |
| Magnat AD 300 Séries II | 30 -2.9 | 0.411 +0.02 | 72 -1.2 | 7.3 +2.3 | 92.6 -0.5 | close | + | |
| Volt RV3143 | 34 +1.1 | 0.347 -0.05 | 76 +2.8 | 5.2 +0.2 | 92.3 -0.8 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Focal 33WX | 32.5 -0.4 | 0.349 -0.05 | 73.1 -0.1 | 7.1 +2.1 | 94.2 +1.1 | close | + | |
| Focal 33WX2 | 32.5 -0.4 | 0.349 -0.05 | 73.1 -0.1 | 7.1 +2.1 | 94.2 +1.1 | close | + | |
| Conrad B12123 | 33 +0.1 | 0.446 +0.05 | 64.6 -8.6 | 5.5 +0.5 | 92.4 -0.7 | close | + | |
| SICA 12 SR 3 CP v2018 | 36.8 +3.9 | 0.387 -0.01 | 64 -9.2 | 6 +1 | 92.5 -0.6 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Ciare HSB322 4-4 | 36 +3.1 | 0.363 -0.03 | 83 +9.8 | 5.4 +0.4 | 93 -0.1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| PHL Audio 4021 v2026 | 35 +2.1 | 0.348 -0.05 | 70 -3.2 | 7.5 +2.5 | 92.7 -0.4 | close | 8 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the GW-12PC/4 →
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.