PD PD 154
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 39 Hz |
| Qts | 0.206 |
| Qes | 0.216 |
| Qms | 4.32 |
| Vas | 149 L |
| Sd | 890 cm² |
| Xmax | 4.6 mm |
| Re | 6.2 Ω |
| Bl | 29.5 T·m |
| Mms | 124.1 g |
| Pe | 500 W |
| Sensitivity | 99.2 dB |
Alignment hint
| EBP | 181 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 13.8 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 |
|---|---|---|---|---|---|---|---|---|
| Precision Devices PD 154 | 39 = | 0.206 = | 149 = | 4.6 = | 99.2 = | close | + | |
| Precision Devices PD154 | 39 = | 0.205 = | 149 = | 6.5 +1.9 | 99 -0.2 | close | 16 Ω vs 8 Ω: amp load changes | + |
| B&C 15 PL 100 | 37 -2 | 0.204 = | 152.9 +3.9 | 6 +1.4 | 99.4 +0.2 | close | + | |
| B&C 15NW76 | 39 = | 0.21 = | 143 -6 | 8 +3.4 | 99 -0.2 | close | 4 Ω vs 8 Ω: amp load changes | + |
| PD PD 153ER | 39 = | 0.219 +0.01 | 160 +11 | 4.8 +0.2 | 99.6 +0.4 | close | + | |
| Precision Devices PD 153ER | 39 = | 0.219 +0.01 | 160 +11 | 4.8 +0.2 | 99.6 +0.4 | close | + | |
| B&C 15 FW 76 | 40 +1 | 0.211 +0.01 | 138 -11 | 4.7 +0.1 | 100.1 +0.9 | close | + | |
| Oberton 15XL601 | 40.9 +1.9 | 0.216 +0.01 | 150.32 +1.32 | 5.25 +0.65 | 100 +0.8 | close | + | |
| PHL Audio 6051 | 39 = | 0.209 = | 135.6 -13.4 | 5.3 +0.7 | 100.5 +1.3 | close | + | |
| Precision Devices PD158 | 39.85 +0.85 | 0.205 = | 161.94 +12.94 | 6.5 +1.9 | 98.5 -0.7 | close | + |
Compare the closest 3 against the PD 154 →
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.