BMS 18N830V2
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 6 Ω |
| Fs | 31 Hz |
| Qts | 0.37 |
| Qes | 0.39 |
| Qms | 6 |
| Vas | 262 L |
| Sd | 1212 cm² |
| Xmax | 8 mm |
| Re | 4.8 Ω |
| Bl | 22.4 T·m |
| Mms | 210 g |
| Pe | 550 W |
| Sensitivity | 94.9 dB |
Alignment hint
| EBP | 79 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 98.8 L |
EBP 50-100: works in either a sealed or ported 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 18N830vv2 | 31 = | 0.37 = | 262 = | 8 = | 96 +1.1 | close | 8 Ω vs 6 Ω: amp load changes | + |
| B&C 18 PS 100 8 Ohms | 30 -1 | 0.376 +0.01 | 245 -17 | 8 = | 95.8 +0.9 | close | 8 Ω vs 6 Ω: amp load changes | + |
| BMS 18S430vv2 | 31 = | 0.34 -0.03 | 262 = | 8 = | 96 +1.1 | close | 8 Ω vs 6 Ω: amp load changes | + |
| Sica 18 PFS 4 | 28.7 -2.3 | 0.37 = | 245.9 -16.1 | 9.5 +1.5 | 95.1 +0.2 | close | 8 Ω vs 6 Ω: amp load changes | + |
| B&C 18PS100 | 30 -1 | 0.39 +0.02 | 245 -17 | 8 = | 95.5 +0.6 | close | 8 Ω vs 6 Ω: amp load changes | + |
| Beyma 18P1000 | 32 +1 | 0.362 -0.01 | 245 -17 | 8 = | 96.5 +1.6 | close | 8 Ω vs 6 Ω: amp load changes | + |
| Fane COLOSSUS PRIME 18XS | 33 +2 | 0.385 +0.02 | 257 -5 | 12 +4 | 95.4 +0.5 | close | 8 Ω vs 6 Ω: amp load changes | + |
| Fane SOVEREIGN PRO 18-800 P | 33 +2 | 0.386 +0.02 | 258 -4 | 7.5 -0.5 | 96.4 +1.5 | close | 8 Ω vs 6 Ω: amp load changes · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL | + |
| JBL 2269H | 28 -3 | 0.361 -0.01 | 237 -25 | 10.6 +2.6 | 95 +0.1 | close | 8 Ω vs 6 Ω: amp load changes | + |
| Eminence DEFINIMAX 4018 LF | 32 +1 | 0.348 -0.02 | 237.9 -24.1 | 8.6 +0.6 | 96.4 +1.5 | close | 8 Ω vs 6 Ω: amp load changes | + |
Compare the closest 3 against the 18N830V2 →
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.