LaVoce WSN122.50-4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 49 Hz |
| Qts | 0.29 |
| Qes | 0.34 |
| Qms | 4.29 |
| Vas | 64.43 L |
| Sd | 531 cm² |
| Xmax | 5.3 mm |
| Re | 3.1 Ω |
| Bl | 13.64 T·m |
| Mms | 60.6 g |
| Pe | 250 W |
| Sensitivity | 97 dB |
Alignment hint
| EBP | 144 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 13 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 |
|---|---|---|---|---|---|---|---|---|
| Faital PRO 12FH520 | 50 +1 | 0.27 -0.02 | 65.5 +1.07 | 7 +1.7 | 97 = | close | + | |
| RCF MB 12X301 | 50 +1 | 0.29 = | 70 +5.57 | 5.9 +0.6 | 98.3 +1.3 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Master Audio HPLSN12-500 | 52 +3 | 0.283 -0.01 | 65 +0.57 | 5 -0.3 | 97.7 +0.7 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 5 mm < 5.3 mm: lower excursion-limited SPL | + |
| LaVoce WAF123.03 | 50 +1 | 0.287 = | 70 +5.57 | 5.5 +0.2 | 99 +2 | close | 8 Ω vs 4 Ω: amp load changes | + |
| B&C 12FL76 | 50 +1 | 0.3 +0.01 | 57 -7.43 | 6 +0.7 | 97.5 +0.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Precision Devices PD 12SB30 | 50.2 +1.2 | 0.297 +0.01 | 59 -5.43 | 4.8 -0.5 | 97.4 +0.4 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 4.8 mm < 5.3 mm: lower excursion-limited SPL | + |
| B&C 12FW64 | 55 +6 | 0.29 = | 64 -0.43 | 5 -0.3 | 98 +1 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 5 mm < 5.3 mm: lower excursion-limited SPL | + |
| 18 Sound 12W750 | 49 = | 0.28 -0.01 | 73 +8.57 | 8 +2.7 | 97 = | close | 8 Ω vs 4 Ω: amp load changes | + |
| Ciare NDC 12-3 | 45.5 -3.5 | 0.285 -0.01 | 73.6 +9.17 | 5.4 +0.1 | 97 = | close | 8 Ω vs 4 Ω: amp load changes | + |
| Faital PRO 12FH520 | 50 +1 | 0.29 = | 73.7 +9.27 | 7.25 +1.95 | 98 +1 | close | 8 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the WSN122.50-4 →
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.