ATC PA50-314 8 STD LS
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 70 Hz |
| Qts | 0.349 |
| Qes | 0.427 |
| Qms | 1.9 |
| Vas | 43 L |
| Sd | 550 cm² |
| Xmax | 1.2 mm |
| Re | 5.4 Ω |
| Bl | 16.8 T·m |
| Mms | 51 g |
| Pe | 50 W |
| Sensitivity | 99.1 dB |
Alignment hint
| EBP | 164 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 13.8 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 |
|---|---|---|---|---|---|---|---|---|
| ATC PA75-314 STD LS | 71 +1 | 0.338 -0.01 | 35 -8 | 1.3 +0.1 | 98.7 -0.4 | close | + | |
| MC Kenzie MK C12-200BS vp1 | 72.1 +2.1 | 0.345 = | 38 -5 | 2.3 +1.1 | 98.5 -0.6 | close | + | |
| ATC PA50-314 8 BASS | 69 -1 | 0.309 -0.04 | 47 +4 | 1.2 = | 99.9 +0.8 | close | + | |
| Celestion BN12-300S8 | 69.3 -0.7 | 0.392 +0.04 | 43.5 +0.5 | 2.5 +1.3 | 98.8 -0.3 | close | + | |
| Celestion TF 1225CX | 63.5 -6.5 | 0.358 +0.01 | 45.1 +2.1 | 2.5 +1.3 | 98.1 -1 | close | + | |
| Celestion FTR12-3070C | 66.1 -3.9 | 0.332 -0.02 | 39.6 -3.4 | 3 +1.8 | 98.5 -0.6 | close | + | |
| JBL 2023H | 67 -3 | 0.347 = | 48.8 +5.8 | 3.7 +2.5 | 99.8 +0.7 | close | + | |
| RCF L 12P520 | 65 -5 | 0.355 +0.01 | 49 +6 | 3.4 +2.2 | 99.6 +0.5 | close | + | |
| JBL 2022H | 75 +5 | 0.399 +0.05 | 42.5 -0.5 | 3.4 +2.2 | 100.5 +1.4 | usable | + | |
| HH Electronics B12L | 64 -6 | 0.382 +0.03 | 44.8 +1.8 | 3.4 +2.2 | 97.4 -1.7 | usable | + |
Compare the closest 3 against the PA50-314 8 STD LS →
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.