P.Audio C15-500LF
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 39 Hz |
| Qts | 0.261 |
| Qes | 0.28 |
| Qms | 3.76 |
| Vas | 165 L |
| Sd | 855 cm² |
| Xmax | 5 mm |
| Re | 5.2 Ω |
| Bl | 21.7 T·m |
| Mms | 103.4 g |
| Pe | 500 W |
| Sensitivity | 99.3 dB |
Alignment hint
| EBP | 139 · 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 |
|---|---|---|---|---|---|---|---|---|
| PD PD 152 | 40 +1 | 0.266 +0.01 | 170 +5 | 5.1 +0.1 | 99.3 = | close | + | |
| Precision Devices PD 152 | 40 +1 | 0.266 +0.01 | 170 +5 | 5.1 +0.1 | 99.3 = | close | + | |
| BMS 15N820 v2015 | 39.2 +0.2 | 0.255 -0.01 | 159 -6 | 5 = | 99 -0.3 | close | + | |
| 18 Sound 15NLW9300 v2015 | 39 = | 0.263 = | 170 +5 | 7.2 +2.2 | 98.9 -0.4 | close | + | |
| B&C 15 PS 76 | 38 -1 | 0.266 +0.01 | 164 -1 | 6.3 +1.3 | 98.9 -0.4 | close | + | |
| B&C 15PS76-8 | 38 -1 | 0.26 = | 164 -1 | 7.5 +2.5 | 99 -0.3 | close | + | |
| Precision Devices PD152 | 40 +1 | 0.269 +0.01 | 170 +5 | 5.5 +0.5 | 99 -0.3 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Sica 15 K 3 PL | 40 +1 | 0.27 +0.01 | 166.1 +1.1 | 6.5 +1.5 | 99.7 +0.4 | close | + | |
| 18 Sound 15ND940 | 39 = | 0.26 = | 170 +5 | 9.5 +4.5 | 99 -0.3 | close | 4 Ω vs 8 Ω: amp load changes | + |
| JBL 2225H | 40 +1 | 0.276 +0.02 | 169.9 +4.9 | 5 = | 98.5 -0.8 | close | + |
Compare the closest 3 against the C15-500LF →
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.