Beyma 18P1000Nd
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 40 Hz |
| Qts | 0.412 |
| Qes | 0.43 |
| Qms | 9.87 |
| Vas | 178 L |
| Sd | 1250 cm² |
| Xmax | 7.6 mm |
| Re | 5.1 Ω |
| Bl | 24.1 T·m |
| Mms | 194.8 g |
| Pe | 1000 W |
| Sensitivity | 98.2 dB |
Alignment hint
| EBP | 93 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 91.5 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 |
|---|---|---|---|---|---|---|---|---|
| Faital PRO 18HP1042 | 38 -2 | 0.41 = | 191.9 +13.9 | 9 +1.4 | 98 -0.2 | close | + | |
| Beyma 18P100FE | 40 = | 0.39 -0.02 | 163.2 -14.8 | 7.1 -0.5 | 98.1 -0.1 | close | Xmax 7.1 mm < 7.6 mm: lower excursion-limited SPL | + |
| RCF LF 18P400 | 39.5 -0.5 | 0.391 -0.02 | 201 +23 | 8 +0.4 | 99 +0.8 | close | + | |
| DAS Audio 18SX | 39.2 -0.8 | 0.443 +0.03 | 171.9 -6.1 | 8 +0.4 | 96.4 -1.8 | close | + | |
| Fane 18XLS | 36 -4 | 0.407 -0.01 | 187 +9 | 9.3 +1.7 | 97 -1.2 | close | + | |
| Fane COLOSSUS 18XLS | 36 -4 | 0.407 -0.01 | 187 +9 | 9.3 +1.7 | 97 -1.2 | close | + | |
| B&C 18 TBX 100 (prodance) | 36.6 -3.4 | 0.406 -0.01 | 198 +20 | 9 +1.4 | 97.4 -0.8 | close | + | |
| Faital PRO 18HP1030 | 35 -5 | 0.41 = | 185.5 +7.5 | 12.45 +4.85 | 98 -0.2 | close | + | |
| Sica 18 S 4 PL | 36.2 -3.8 | 0.39 -0.02 | 189 +11 | 8 +0.4 | 97.3 -0.9 | close | + | |
| Elder Audio 18LB100-8A | 40 = | 0.425 +0.01 | 208 +30 | 6.4 -1.2 | 98.3 +0.1 | close | 600 W vs 1000 W: lower power handling · Xmax 6.4 mm < 7.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 18P1000Nd →
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.