Precision Devices PD156
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 16 Ω |
| Fs | 50.15 Hz |
| Qts | 0.38 |
| Qes | 0.4 |
| Qms | 6.94 |
| Vas | 120.17 L |
| Sd | 800 cm² |
| Xmax | 9.5 mm |
| Re | 5.74 Ω |
| Mms | 92.22 g |
| Pe | 650 W |
| Sensitivity | 97 dB |
Alignment hint
| EBP | 125 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 48.8 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 |
|---|---|---|---|---|---|---|---|---|
| Beyma 15LEX1000Nd | 41 -9.15 | 0.37 -0.01 | 113 -7.17 | 10 +0.5 | 97 = | close | 8 Ω vs 16 Ω: amp load changes | + |
| 18 Sound 15NTLW3500 | 46 -4.15 | 0.4 +0.02 | 115 -5.17 | 8.3 -1.2 | 98 +1 | close | 4 Ω vs 16 Ω: amp load changes · Xmax 8.3 mm < 9.5 mm: lower excursion-limited SPL | + |
| PD PD 156 | 50.2 +0.05 | 0.378 = | 120.2 +0.03 | 6.6 -2.9 | 99.2 +2.2 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 6.6 mm < 9.5 mm: lower excursion-limited SPL | + |
| Precision Devices PD 156 | 50.2 +0.05 | 0.378 = | 120.2 +0.03 | 6.6 -2.9 | 99.2 +2.2 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 6.6 mm < 9.5 mm: lower excursion-limited SPL | + |
| 18 Sound 15NTLW3500 | 45 -5.15 | 0.39 +0.01 | 131 +10.83 | 8.3 -1.2 | 98 +1 | close | 8 Ω vs 16 Ω: amp load changes · Xmax 8.3 mm < 9.5 mm: lower excursion-limited SPL | + |
| Sica 15 N 3 PL | 46.9 -3.25 | 0.37 -0.01 | 140.4 +20.23 | 10 +0.5 | 99.8 +2.8 | close | 8 Ω vs 16 Ω: amp load changes · 400 W vs 650 W: lower power handling | + |
| Peavey 1505-8 KA DT BW | 50.8 +0.65 | 0.35 -0.03 | 143.5 +23.33 | 9 -0.5 | 98.9 +1.9 | close | 8 Ω vs 16 Ω: amp load changes · 350 W vs 650 W: lower power handling · Xmax 9 mm < 9.5 mm: lower excursion-limited SPL | + |
| Beyma 15LEX1000Fe | 41 -9.15 | 0.34 -0.04 | 116 -4.17 | 11 +1.5 | 97 = | close | 8 Ω vs 16 Ω: amp load changes | + |
| Faital PRO 15HP1010 | 40 -10.15 | 0.37 -0.01 | 107.5 -12.67 | 9.75 +0.25 | 96 -1 | close | 8 Ω vs 16 Ω: amp load changes | + |
| Peavey LO MAX 15 v2011 | 38.5 -11.65 | 0.352 -0.03 | 124 +3.83 | 9.2 -0.3 | 96.6 -0.4 | usable | 8 Ω vs 16 Ω: amp load changes · Xmax 9.2 mm < 9.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the PD156 →
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.