Precision Devices PD 152
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 40 Hz |
| Qts | 0.266 |
| Qes | 0.28 |
| Qms | 5.25 |
| Vas | 170 L |
| Sd | 890 cm² |
| Xmax | 5.1 mm |
| Re | 5.7 Ω |
| Bl | 23 T·m |
| Mms | 103.4 g |
| Pe | 400 W |
| Sensitivity | 99.3 dB |
Alignment hint
| EBP | 143 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 28 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 = | 0.266 = | 170 = | 5.1 = | 99.3 = | close | + | |
| Precision Devices PD152 | 40 = | 0.269 = | 170 = | 5.5 +0.4 | 99 -0.3 | close | 16 Ω vs 8 Ω: amp load changes | + |
| P.Audio C15-500LF | 39 -1 | 0.261 -0.01 | 165 -5 | 5 -0.1 | 99.3 = | close | Xmax 5 mm < 5.1 mm: lower excursion-limited SPL | + |
| SB Audience ROSSO-15W400 | 40 = | 0.282 +0.02 | 170.1 +0.1 | 5.3 +0.2 | 99.6 +0.3 | close | + | |
| Sica 15 K 3 PL | 40 = | 0.27 = | 166.1 -3.9 | 6.5 +1.4 | 99.7 +0.4 | close | + | |
| JBL 2225H | 40 = | 0.276 +0.01 | 169.9 -0.1 | 5 -0.1 | 98.5 -0.8 | close | Xmax 5 mm < 5.1 mm: lower excursion-limited SPL | + |
| 18 Sound 15NLW9300 v2015 | 39 -1 | 0.263 = | 170 = | 7.2 +2.1 | 98.9 -0.4 | close | + | |
| B&C 15 PS 76 | 38 -2 | 0.266 = | 164 -6 | 6.3 +1.2 | 98.9 -0.4 | close | + | |
| Faital PRO 15HX500 | 40 = | 0.275 +0.01 | 150.1 -19.9 | 5.1 = | 99.2 -0.1 | close | + | |
| BMS 15N820 v2015 | 39.2 -0.8 | 0.255 -0.01 | 159 -11 | 5 -0.1 | 99 -0.3 | close | Xmax 5 mm < 5.1 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the PD 152 →
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.