18 Sound 12W750
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 16 Ω |
| Fs | 55 Hz |
| Qts | 0.33 |
| Qes | 0.35 |
| Qms | 5.8 |
| Vas | 61 L |
| Sd | 531 cm² |
| Xmax | 8 mm |
| Re | 10.4 Ω |
| Bl | 23.5 T·m |
| Mms | 55 g |
| Pe | 600 W |
| Sensitivity | 98 dB |
Alignment hint
| EBP | 157 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 17 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 |
|---|---|---|---|---|---|---|---|---|
| Beyma 12"MC500 | 57 +2 | 0.34 +0.01 | 57 -4 | 8 = | 98 = | close | 8 Ω vs 16 Ω: amp load changes | + |
| Beyma 12MCS500 | 57 +2 | 0.36 +0.03 | 57 -4 | 8 = | 98 = | close | 8 Ω vs 16 Ω: amp load changes | + |
| JBL 1400 PRO | 52 -3 | 0.314 -0.02 | 62.3 +1.3 | 7.6 -0.4 | 99 +1 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 7.6 mm < 8 mm: lower excursion-limited SPL | + |
| 18 Sound 12NW350 | 54 -1 | 0.34 +0.01 | 46 -15 | 8.3 +0.3 | 98 = | close | 8 Ω vs 16 Ω: amp load changes | + |
| 18 Sound 12NTLW2500 | 52 -3 | 0.31 -0.02 | 52.7 -8.3 | 7.6 -0.4 | 97.5 -0.5 | close | 4 Ω vs 16 Ω: amp load changes · Xmax 7.6 mm < 8 mm: lower excursion-limited SPL | + |
| JBL 2206H | 52 -3 | 0.316 -0.01 | 62.3 +1.3 | 5.9 -2.1 | 97.9 -0.1 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 5.9 mm < 8 mm: lower excursion-limited SPL | + |
| B&C 12FW88 | 53 -2 | 0.33 = | 45.7 -15.3 | 8 = | 97 -1 | close | 8 Ω vs 16 Ω: amp load changes | + |
| 18 Sound 12NTLW3500 | 53 -2 | 0.33 = | 45 -16 | 8.3 +0.3 | 97 -1 | close | 8 Ω vs 16 Ω: amp load changes | + |
| SB Audience NERO-12MWN700D vp JustDiyIt | 54.4 -0.6 | 0.347 +0.02 | 53.6 -7.4 | 6.2 -1.8 | 97.5 -0.5 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 6.2 mm < 8 mm: lower excursion-limited SPL | + |
| Oberton 12NMB35 | 54.42 -0.58 | 0.36 +0.03 | 54.29 -6.71 | 6.75 -1.25 | 99 +1 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 6.75 mm < 8 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12W750 →
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.