Audax PR38LEX100VST
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 38.7 Hz |
| Qts | 0.258 |
| Qes | 0.27 |
| Qms | 5.59 |
| Vas | 221.1 L |
| Sd | 880 cm² |
| Xmax | 4 mm |
| Re | 5.9 Ω |
| Bl | 21 T·m |
| Mms | 83 g |
| Pe | 250 W |
| Sensitivity | 100.1 dB |
Alignment hint
| EBP | 143 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 34 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 |
|---|---|---|---|---|---|---|---|---|
| B&C 15 PLB 76 (prodance) | 38.7 = | 0.259 = | 215 -6.1 | 5 +1 | 100.6 +0.5 | close | + | |
| Electro-Voice DL15X v1 | 40 +1.3 | 0.262 = | 229 +7.9 | 4.1 +0.1 | 100.6 +0.5 | close | + | |
| 18 Sound 15MB650 | 40 +1.3 | 0.26 = | 210 -11.1 | 4 = | 101.5 +1.4 | close | + | |
| PD PD 153 C01 | 39 +0.3 | 0.265 +0.01 | 195 -26.1 | 5.5 +1.5 | 100.2 +0.1 | close | + | |
| Precision Devices PD 153 C01 | 39 +0.3 | 0.265 +0.01 | 195 -26.1 | 5.5 +1.5 | 100.2 +0.1 | close | + | |
| Celestion NTR15-3018E | 35 -3.7 | 0.261 = | 223.5 +2.4 | 5 +1 | 99.2 -0.9 | close | + | |
| P.Audio E 300S | 39 +0.3 | 0.287 +0.03 | 228 +6.9 | 4.3 +0.3 | 99.5 -0.6 | close | + | |
| Radian 5215B v2017 | 40 +1.3 | 0.266 +0.01 | 202 -19.1 | 5.5 +1.5 | 100.3 +0.2 | close | + | |
| Radian 5215B v2024 | 40 +1.3 | 0.266 +0.01 | 202 -19.1 | 5.5 +1.5 | 100.3 +0.2 | close | + | |
| P.Audio E15-300S v2015 | 39 +0.3 | 0.287 +0.03 | 228.8 +7.7 | 4.3 +0.3 | 99.5 -0.6 | close | + |
Compare the closest 3 against the PR38LEX100VST →
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.