B&C 8FG64
Thiele-Small parameters
| Nominal size | 8" |
|---|---|
| Impedance | 16 Ω |
| Fs | 53 Hz |
| Qts | 0.35 |
| Qes | 0.37 |
| Qms | 9.33 |
| Vas | 16.9 L |
| Sd | 220 cm² |
| Xmax | 7.5 mm |
| Re | 11.9 Ω |
| Bl | 16.8 T·m |
| Mms | 36 g |
| Pe | 300 W |
| Sensitivity | 92 dB |
Alignment hint
| EBP | 143 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 5.5 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 8PR200 | 58 +5 | 0.37 +0.02 | 16.9 = | 8.15 +0.65 | 95 +3 | close | 8 Ω vs 16 Ω: amp load changes · 200 W vs 300 W: lower power handling | + |
| B&C 8BG51 | 52 -1 | 0.4 +0.05 | 18 +1.1 | 6.5 -1 | 92 = | close | 8 Ω vs 16 Ω: amp load changes · Xmax 6.5 mm < 7.5 mm: lower excursion-limited SPL | + |
| Faital PRO 8RS250 | 56 +3 | 0.32 -0.03 | 18.3 +1.4 | 6.92 -0.58 | 93 +1 | close | 8 Ω vs 16 Ω: amp load changes · 200 W vs 300 W: lower power handling · Xmax 6.92 mm < 7.5 mm: lower excursion-limited SPL | + |
| B&C 8FG64 | 51 -2 | 0.31 -0.04 | 15 -1.9 | 7 -0.5 | 92 = | close | 8 Ω vs 16 Ω: amp load changes · Xmax 7 mm < 7.5 mm: lower excursion-limited SPL | + |
| Faital PRO 8PR210 | 65 +12 | 0.34 -0.01 | 15.7 -1.2 | 7.17 -0.33 | 94 +2 | usable | 200 W vs 300 W: lower power handling · Xmax 7.17 mm < 7.5 mm: lower excursion-limited SPL | + |
| B&C 8FG51 | 49 -4 | 0.32 -0.03 | 20 +3.1 | 6.5 -1 | 93 +1 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 6.5 mm < 7.5 mm: lower excursion-limited SPL | + |
| Sica 8 S 2.5 CP | 54 +1 | 0.33 -0.02 | 18.6 +1.7 | 5 -2.5 | 93 +1 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 5 mm < 7.5 mm: lower excursion-limited SPL | + |
| Beyma 8"G40 | 70 +17 | 0.36 +0.01 | 17 +0.1 | 6.5 -1 | 95 +3 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 6.5 mm < 7.5 mm: lower excursion-limited SPL | + |
| LaVoce NBASS08-20 | 55 +2 | 0.48 +0.13 | 18.4 +1.5 | 6.5 -1 | 92 = | usable | 8 Ω vs 16 Ω: amp load changes · 200 W vs 300 W: lower power handling · Xmax 6.5 mm < 7.5 mm: lower excursion-limited SPL | + |
| B&C 8NDL51 | 66 +13 | 0.37 +0.02 | 14 -2.9 | 7 -0.5 | 94 +2 | usable | 8 Ω vs 16 Ω: amp load changes · 200 W vs 300 W: lower power handling · Xmax 7 mm < 7.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 8FG64 →
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.