PHL Audio 3861
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 88 Hz |
| Qts | 0.273 |
| Qes | 0.3 |
| Qms | 3.07 |
| Vas | 16.5 L |
| Sd | 377 cm² |
| Xmax | 2 mm |
| Re | 5.7 Ω |
| Bl | 20.4 T·m |
| Mms | 39.6 g |
| Pe | 250 W |
| Sensitivity | 99.2 dB |
Alignment hint
| EBP | 293 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 2.9 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 |
|---|---|---|---|---|---|---|---|---|
| RCF MR 10H300 | 90 +2 | 0.312 +0.04 | 16.5 = | 2.7 +0.7 | 98.9 -0.3 | close | + | |
| PHL Audio 3860NdM | 90 +2 | 0.231 -0.04 | 16.3 -0.2 | 1.8 -0.2 | 100.4 +1.2 | close | Xmax 1.8 mm < 2 mm: lower excursion-limited SPL | + |
| Beyma 10MI100 | 89 +1 | 0.251 -0.02 | 20 +3.5 | 2.5 +0.5 | 100.4 +1.2 | close | + | |
| PHL Audio 3451 | 91 +3 | 0.353 +0.08 | 17.8 +1.3 | 2.1 +0.1 | 99.3 +0.1 | close | + | |
| JBL 2123H | 85 -3 | 0.322 +0.05 | 19.8 +3.3 | 2.5 +0.5 | 100 +0.8 | usable | + | |
| PD PDN 10MH25 | 79.7 -8.3 | 0.221 -0.05 | 18 +1.5 | 2.4 +0.4 | 99.3 +0.1 | usable | + | |
| Precision Devices PDN 10MH25 | 79.7 -8.3 | 0.221 -0.05 | 18 +1.5 | 2.4 +0.4 | 99.3 +0.1 | usable | + | |
| 18 Sound 10NDA610 | 89 +1 | 0.23 -0.04 | 18 +1.5 | 2.5 +0.5 | 103 +3.8 | usable | + | |
| JBL 2123J | 85 -3 | 0.322 +0.05 | 19.8 +3.3 | 2.5 +0.5 | 96.8 -2.4 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| Celestion BN10-200S8 | 89.4 +1.4 | 0.352 +0.08 | 20.5 +4 | 2.5 +0.5 | 99.5 +0.3 | usable | + |
Compare the closest 3 against the 3861 →
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.