Precision Devices PD 185N002
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 36 Hz |
| Qts | 0.297 |
| Qes | 0.329 |
| Qms | 3.1 |
| Vas | 226 L |
| Sd | 1163 cm² |
| Xmax | 7.8 mm |
| Re | 5.4 Ω |
| Bl | 24.7 T·m |
| Mms | 164 g |
| Pe | 1000 W |
| Sensitivity | 98.7 dB |
Alignment hint
| EBP | 109 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 48.4 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 185N002 | 36 = | 0.297 = | 226 = | 7.8 = | 98.7 = | close | + | |
| Monacor SP-18/1000HP | 35 -1 | 0.282 -0.02 | 219 -7 | 7.9 +0.1 | 98.8 +0.1 | close | + | |
| B&C 18 TBX 46 v2 | 34 -2 | 0.311 +0.01 | 227 +1 | 8.1 +0.3 | 98.2 -0.5 | close | + | |
| Faital PRO 18HP1010 | 35 -1 | 0.31 +0.01 | 225.9 -0.1 | 9.75 +1.95 | 98 -0.7 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Precision Devices PD188 | 37.409 +1.41 | 0.28 -0.02 | 224.419 -1.58 | 9.5 +1.7 | 98.5 -0.2 | close | 600 W vs 1000 W: lower power handling | + |
| 18 Sound 18LW2400 | 35 -1 | 0.31 +0.01 | 230 +4 | 9.5 +1.7 | 98 -0.7 | close | + | |
| PHL Audio 7090 v2012 | 34 -2 | 0.297 = | 260 +34 | 7.9 +0.1 | 98.6 -0.1 | close | + | |
| Oberton 18FBR700 | 35.56 -0.44 | 0.271 -0.03 | 231.3 +5.3 | 8 +0.2 | 98 -0.7 | close | 700 W vs 1000 W: lower power handling | + |
| Faital PRO 18HP1022 | 35 -1 | 0.3 = | 204.9 -21.1 | 9.5 +1.7 | 98 -0.7 | close | + | |
| Faital PRO W18N8-1000 | 35 -1 | 0.273 -0.02 | 211.8 -14.2 | 7.8 = | 98.8 +0.1 | close | + |
Compare the closest 3 against the PD 185N002 →
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.