Beyma 18PWB1000/FE
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 31 Hz |
| Qts | 0.426 |
| Qes | 0.45 |
| Qms | 7.9 |
| Vas | 220 L |
| Sd | 1250 cm² |
| Xmax | 9.6 mm |
| Re | 5.9 Ω |
| Bl | 25.9 T·m |
| Mms | 262.4 g |
| Pe | 1000 W |
| Sensitivity | 94.9 dB |
Alignment hint
| EBP | 69 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 125.3 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 |
|---|---|---|---|---|---|---|---|---|
| Beyma 18"LEX1600Nd | 33 +2 | 0.43 = | 231 +11 | 14.5 +4.9 | 96 +1.1 | close | + | |
| Faital PRO 18XL1800 | 29 -2 | 0.4 -0.03 | 215.5 -4.5 | 20.17 +10.57 | 95 +0.1 | close | + | |
| 18 Sound 18TLW3000 | 33 +2 | 0.41 -0.02 | 185 -35 | 12 +2.4 | 95 +0.1 | close | + | |
| B&C 18 TBW 100 | 32 +1 | 0.39 -0.04 | 175 -45 | 10.3 +0.7 | 95.2 +0.3 | close | + | |
| Peavey LOW RIDER 18 | 28.9 -2.1 | 0.429 = | 288 +68 | 9.6 = | 93.7 -1.2 | close | + | |
| Sica 18 PFS 4 | 28.7 -2.3 | 0.37 -0.06 | 245.9 +25.9 | 9.5 -0.1 | 95.1 +0.2 | close | Xmax 9.5 mm < 9.6 mm: lower excursion-limited SPL | + |
| 18 Sound 18 TLW 3000 | 33 +2 | 0.407 -0.02 | 185 -35 | 11.6 +2 | 96.4 +1.5 | close | + | |
| B&C 18PS100 | 30 -1 | 0.39 -0.04 | 245 +25 | 8 -1.6 | 95.5 +0.6 | close | 700 W vs 1000 W: lower power handling · Xmax 8 mm < 9.6 mm: lower excursion-limited SPL | + |
| Fane COLOSSUS PRIME 18XS | 33 +2 | 0.385 -0.04 | 257 +37 | 12 +2.4 | 95.4 +0.5 | close | + | |
| Faital PRO 18FX800 | 34 +3 | 0.4 -0.03 | 247 +27 | 13.8 +4.2 | 96 +1.1 | close | + |
Compare the closest 3 against the 18PWB1000/FE →
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.