SB Audience 18SW800
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 33 Hz |
| Qts | 0.456 |
| Qes | 0.48 |
| Qms | 9.09 |
| Vas | 258.1 L |
| Sd | 1256.6 cm² |
| Xmax | 9.3 mm |
| Re | 5.1 Ω |
| Bl | 21 T·m |
| Mms | 199.5 g |
| Pe | 800 W |
| Sensitivity | 96.8 dB |
Alignment hint
| EBP | 69 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 183.8 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 |
|---|---|---|---|---|---|---|---|---|
| B&C 18 PS 100 (prodance) | 31.5 -1.5 | 0.458 = | 268 +9.9 | 8 -1.3 | 96.2 -0.6 | close | Xmax 8 mm < 9.3 mm: lower excursion-limited SPL | + |
| Selenium 18SWS1100 | 34 +1 | 0.447 -0.01 | 316 +57.9 | 9.3 = | 97.8 +1 | close | + | |
| Beyma 18"LEX1600Nd | 33 = | 0.43 -0.03 | 231 -27.1 | 14.5 +5.2 | 96 -0.8 | close | + | |
| Beyma 18LEX1000/Nd | 34 +1 | 0.391 -0.06 | 260 +1.9 | 9.4 +0.1 | 97.8 +1 | close | + | |
| Beyma 18G550/S-8 | 33 = | 0.396 -0.06 | 290 +31.9 | 9.3 = | 97.5 +0.7 | close | + | |
| Eminence KILOMAX 18 | 33.8 +0.8 | 0.527 +0.07 | 281.4 +23.3 | 10 +0.7 | 96.4 -0.4 | close | + | |
| Eminence KILOMAX PRO 18 A v2016 | 32 -1 | 0.467 +0.01 | 331.5 +73.4 | 10 +0.7 | 97.4 +0.6 | close | + | |
| Beyma 18LX60V2 | 35 +2 | 0.485 +0.03 | 236.5 -21.6 | 8 -1.3 | 97 +0.2 | close | Xmax 8 mm < 9.3 mm: lower excursion-limited SPL | + |
| Beyma 18LEX1000Nd | 34 +1 | 0.39 -0.07 | 260 +1.9 | 11 +1.7 | 98 +1.2 | close | + | |
| Fane COLOSSUS PRIME 18XS | 33 = | 0.385 -0.07 | 257 -1.1 | 12 +2.7 | 95.4 -1.4 | close | + |
Compare the closest 3 against the 18SW800 →
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.