DAS Audio 15B
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 42 Hz |
| Qts | 0.241 |
| Qes | 0.25 |
| Qms | 6.39 |
| Vas | 198 L |
| Sd | 860 cm² |
| Xmax | 4 mm |
| Re | 5.6 Ω |
| Bl | 21.1 T·m |
| Mms | 75.2 g |
| Pe | 500 W |
| Sensitivity | 101.2 dB |
Alignment hint
| EBP | 168 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 26 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 |
|---|---|---|---|---|---|---|---|---|
| Radian 5215B oem2 | 42 = | 0.247 +0.01 | 197 -1 | 5.5 +1.5 | 100.6 -0.6 | close | + | |
| Radian 5215B oem3 | 42 = | 0.247 +0.01 | 197 -1 | 5.5 +1.5 | 100.6 -0.6 | close | + | |
| RCF CX 15N351 | 42 = | 0.226 -0.01 | 191 -7 | 5.3 +1.3 | 101.2 = | close | + | |
| RCF MB 15N351 | 42 = | 0.226 -0.01 | 191 -7 | 6 +2 | 101.2 = | close | + | |
| 18 Sound 15MB650 | 40 -2 | 0.26 +0.02 | 210 +12 | 4 = | 101.5 +0.3 | close | + | |
| JBL M151-8 | 45 +3 | 0.256 +0.02 | 198.2 +0.2 | 4.4 +0.4 | 102.5 +1.3 | close | 300 W vs 500 W: lower power handling | + |
| B&C 15 PL 40 | 39 -3 | 0.224 -0.02 | 211 +13 | 4 = | 101.3 +0.1 | close | + | |
| Fane CRESCENDO 15MB | 42 = | 0.232 -0.01 | 167 -31 | 4.3 +0.3 | 100.6 -0.6 | close | 300 W vs 500 W: lower power handling | + |
| Audax PR38LXT250 | 43.5 +1.5 | 0.273 +0.03 | 193 -5 | 4 = | 100.8 -0.4 | close | 250 W vs 500 W: lower power handling | + |
| PHL Audio 5030 | 40 -2 | 0.236 -0.01 | 180 -18 | 5.4 +1.4 | 100.2 -1 | close | + |
Compare the closest 3 against the 15B →
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.