Audax PR330T4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 50 Hz |
| Qts | 0.244 |
| Qes | 0.29 |
| Qms | 1.54 |
| Vas | 43.9 L |
| Sd | 495.4 cm² |
| Xmax | 3.4 mm |
| Re | 5.8 Ω |
| Bl | 22.3 T·m |
| Mms | 79.4 g |
| Pe | 350 W |
| Sensitivity | 96.1 dB |
Alignment hint
| EBP | 172 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 5.9 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 |
|---|---|---|---|---|---|---|---|---|
| SICA 12 K 4 PL 2000W | 48 -2 | 0.24 = | 46.3 +2.4 | 7 +3.6 | 94.9 -1.2 | close | + | |
| Faital PRO 12FX600 | 48 -2 | 0.24 = | 44.4 +0.5 | 9.9 +6.5 | 97 +0.9 | close | + | |
| Sica 12 K 4 PL | 48.5 -1.5 | 0.25 +0.01 | 47.4 +3.5 | 7 +3.6 | 97.1 +1 | close | + | |
| SICA 12 K 4 PL 1400W | 50.4 +0.4 | 0.27 +0.03 | 43.3 -0.6 | 6 +2.6 | 94.8 -1.3 | close | + | |
| Beyma 12"LEX1300Nd | 45 -5 | 0.24 = | 43 -0.9 | 11 +7.6 | 96 -0.1 | close | + | |
| Beyma 12SW1300ND | 45 -5 | 0.264 +0.02 | 45 +1.1 | 7 +3.6 | 95.9 -0.2 | close | + | |
| RCF MB 12X351 | 55 +5 | 0.258 +0.01 | 46 +2.1 | 5 +1.6 | 98.2 +2.1 | close | + | |
| Beyma 12 P1000/Nd | 47 -3 | 0.26 +0.02 | 49 +5.1 | 8 +4.6 | 96 -0.1 | close | + | |
| PHL Audio 4071-1 | 47 -3 | 0.245 = | 57.8 +13.9 | 4.7 +1.3 | 97.2 +1.1 | close | + | |
| B&C 12 CLA 76 | 52 +2 | 0.247 = | 56 +12.1 | 3.9 +0.5 | 98.7 +2.6 | close | + |
Compare the closest 3 against the PR330T4 →
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.