18 Sound 12NTLW3500
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 54 Hz |
| Qts | 0.33 |
| Qes | 0.34 |
| Qms | 13.1 |
| Vas | 41 L |
| Sd | 531 cm² |
| Xmax | 8.3 mm |
| Re | 3.1 Ω |
| Bl | 16.3 T·m |
| Mms | 85 g |
| Pe | 900 W |
| Sensitivity | 97 dB |
Alignment hint
| EBP | 159 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 11.4 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 |
|---|---|---|---|---|---|---|---|---|
| 18 Sound 12LW801 | 54 = | 0.33 = | 41 = | 8 -0.3 | 96 -1 | close | 8 Ω vs 4 Ω: amp load changes · 500 W vs 900 W: lower power handling · Xmax 8 mm < 8.3 mm: lower excursion-limited SPL | + |
| 18 Sound 12NTLW3500 | 53 -1 | 0.33 = | 45 +4 | 8.3 = | 97 = | close | 8 Ω vs 4 Ω: amp load changes | + |
| B&C 12FW88 | 53 -1 | 0.33 = | 45.7 +4.7 | 8 -0.3 | 97 = | close | 8 Ω vs 4 Ω: amp load changes · 700 W vs 900 W: lower power handling · Xmax 8 mm < 8.3 mm: lower excursion-limited SPL | + |
| 18 Sound 12NW350 | 54 = | 0.34 +0.01 | 46 +5 | 8.3 = | 98 +1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Oberton 12NB601 | 50.47 -3.53 | 0.305 -0.03 | 38.71 -2.29 | 8.75 +0.45 | 99 +2 | close | 8 Ω vs 4 Ω: amp load changes · 600 W vs 900 W: lower power handling | + |
| Faital PRO 12HP1020 | 55 +1 | 0.27 -0.06 | 38.6 -2.4 | 9 +0.7 | 97 = | close | 8 Ω vs 4 Ω: amp load changes · 700 W vs 900 W: lower power handling | + |
| 18 Sound 12NW530 | 55 +1 | 0.37 +0.04 | 36 -5 | 8 -0.3 | 96 -1 | close | 8 Ω vs 4 Ω: amp load changes · 500 W vs 900 W: lower power handling · Xmax 8 mm < 8.3 mm: lower excursion-limited SPL | + |
| B&C 12PLB100 | 50 -4 | 0.37 +0.04 | 47 +6 | 9 +0.7 | 97 = | close | 8 Ω vs 4 Ω: amp load changes · 600 W vs 900 W: lower power handling | + |
| Beyma 12"LX60V2 | 49 -5 | 0.38 +0.05 | 43 +2 | 9 +0.7 | 96 -1 | close | 8 Ω vs 4 Ω: amp load changes · 700 W vs 900 W: lower power handling | + |
| PD PD 124NR1 | 58 +4 | 0.354 +0.02 | 49 +8 | 7.4 -0.9 | 97.3 +0.3 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 7.4 mm < 8.3 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12NTLW3500 →
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.