Beyma 5G40Nd/N
Thiele-Small parameters
| Nominal size | 5" |
|---|---|
| Impedance | 8 Ω |
| Fs | 140 Hz |
| Qts | 0.45 |
| Qes | 0.53 |
| Qms | 2.8 |
| Vas | 1.4 L |
| Sd | 85 cm² |
| Xmax | 3 mm |
| Re | 6.6 Ω |
| Mms | 9 g |
| Pe | 100 W |
| Sensitivity | 92 dB |
Alignment hint
| EBP | 264 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 1 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 |
|---|---|---|---|---|---|---|---|---|
| BMS 5N160 | 113 -27 | 0.43 -0.02 | 2.57 +1.17 | 5 +2 | 91 -1 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| B&C 5MDN38 | 175 +35 | 0.31 -0.14 | 1.4 = | 3.5 +0.5 | 97 +5 | usable | + | |
| Sica 5 M 1.5 PL | 145 +5 | 0.51 +0.06 | 2 +0.6 | 1.5 -1.5 | 93.7 +1.7 | usable | Xmax 1.5 mm < 3 mm: lower excursion-limited SPL | + |
| Sica 5 N 1.5 PL | 110.6 -29.4 | 0.56 +0.11 | 3 +1.6 | 3 = | 91 -1 | risky | + | |
| B&C 5MDN38 | 230 +90 | 0.48 +0.03 | 0.8 -0.6 | 3.5 +0.5 | 96 +4 | risky | 16 Ω vs 8 Ω: amp load changes | + |
| BMS 5S117 | 95 -45 | 0.42 -0.03 | 3.25 +1.85 | 5 +2 | 91 -1 | risky | 16 Ω vs 8 Ω: amp load changes | + |
| LaVoce WSF051.02 | 106 -34 | 0.6 +0.15 | 3.26 +1.86 | 3.1 +0.1 | 91.5 -0.5 | risky | 60 W vs 100 W: lower power handling | + |
| LaVoce WSF051.02-16 | 98 -42 | 0.66 +0.21 | 4.02 +2.62 | 3.2 +0.2 | 90.5 -1.5 | risky | 16 Ω vs 8 Ω: amp load changes · 60 W vs 100 W: lower power handling | + |
| Faital PRO 5PR160 | 90 -50 | 0.31 -0.14 | 3.7 +2.3 | 5.1 +2.1 | 92 = | risky | + | |
| B&C 5NDL38 | 80 -60 | 0.36 -0.09 | 4.3 +2.9 | 3.5 +0.5 | 91 -1 | risky | + |
Compare the closest 3 against the 5G40Nd/N →
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.