B&C 6CLA51
Thiele-Small parameters
| Nominal size | 6.5" |
|---|---|
| Impedance | 16 Ω |
| Fs | 89 Hz |
| Qts | 0.41 |
| Qes | 0.46 |
| Qms | 3.9 |
| Vas | 5.7 L |
| Sd | 132 cm² |
| Xmax | 5.5 mm |
| Re | 9.7 Ω |
| Bl | 12.8 T·m |
| Mms | 14 g |
| Pe | 250 W |
| Sensitivity | 93.5 dB |
Alignment hint
| EBP | 193 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 2.9 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 |
|---|---|---|---|---|---|---|---|---|
| 18 Sound 6NTLW2000 | 86 -3 | 0.38 -0.03 | 4.8 -0.9 | 4.9 -0.6 | 93 -0.5 | close | Xmax 4.9 mm < 5.5 mm: lower excursion-limited SPL | + |
| Beyma 6CMV2 | 90 +1 | 0.34 -0.07 | 6.5 +0.8 | 5.7 +0.2 | 94 +0.5 | close | 8 Ω vs 16 Ω: amp load changes | + |
| B&C 6NDL38 | 72 -17 | 0.42 +0.01 | 7 +1.3 | 6 +0.5 | 92 -1.5 | usable | 8 Ω vs 16 Ω: amp load changes · 150 W vs 250 W: lower power handling | + |
| 18 Sound 6NTLW2000 | 86 -3 | 0.35 -0.06 | 4.6 -1.1 | 4.9 -0.6 | 93 -0.5 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 4.9 mm < 5.5 mm: lower excursion-limited SPL | + |
| B&C 6NDL38 | 69 -20 | 0.39 -0.02 | 7.1 +1.4 | 6 +0.5 | 91 -2.5 | usable | 4 Ω vs 16 Ω: amp load changes · 150 W vs 250 W: lower power handling | + |
| B&C 6CLA51 | 96 +7 | 0.32 -0.09 | 4.3 -1.4 | 4.8 -0.7 | 94.5 +1 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 4.8 mm < 5.5 mm: lower excursion-limited SPL | + |
| B&C 6PS44 | 71 -18 | 0.33 -0.08 | 7 +1.3 | 4.5 -1 | 93 -0.5 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 4.5 mm < 5.5 mm: lower excursion-limited SPL | + |
| B&C 6PS38 | 75 -14 | 0.3 -0.11 | 8 +2.3 | 6 +0.5 | 94 +0.5 | usable | 8 Ω vs 16 Ω: amp load changes · 150 W vs 250 W: lower power handling | + |
| B&C 6NDL38 | 70 -19 | 0.5 +0.09 | 8.9 +3.2 | 6 +0.5 | 93 -0.5 | usable | 150 W vs 250 W: lower power handling | + |
| Beyma 6G40Nd/N | 100 +11 | 0.38 -0.03 | 3.7 -2 | 3 -2.5 | 94 +0.5 | usable | 8 Ω vs 16 Ω: amp load changes · 170 W vs 250 W: lower power handling · Xmax 3 mm < 5.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 6CLA51 →
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.