BMS 12N610
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 44.7 Hz |
| Qts | 0.227 |
| Qes | 0.24 |
| Qms | 4.25 |
| Vas | 67.6 L |
| Sd | 531 cm² |
| Xmax | 3.5 mm |
| Re | 5.7 Ω |
| Bl | 22.2 T·m |
| Mms | 74.1 g |
| Pe | 400 W |
| Sensitivity | 97.5 dB |
Alignment hint
| EBP | 186 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 7.8 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 |
|---|---|---|---|---|---|---|---|---|
| BMS 12N802 | 43 -1.7 | 0.24 +0.01 | 65 -2.6 | 4.5 +1 | 98 +0.5 | close | + | |
| RCF LF12P903 | 47 +2.3 | 0.23 = | 65 -2.6 | 7 +3.5 | 97.8 +0.3 | close | + | |
| P.Audio C12-500MB | 47 +2.3 | 0.238 +0.01 | 73 +5.4 | 4.5 +1 | 98 +0.5 | close | + | |
| Altec 3127 | 50 +5.3 | 0.219 -0.01 | 70.8 +3.2 | 3.4 -0.1 | 98.3 +0.8 | close | 250 W vs 400 W: lower power handling · Xmax 3.4 mm < 3.5 mm: lower excursion-limited SPL | + |
| Great Plains Audio 3127 GPA | 50 +5.3 | 0.219 -0.01 | 70.8 +3.2 | 3.4 -0.1 | 98.3 +0.8 | close | 250 W vs 400 W: lower power handling · Xmax 3.4 mm < 3.5 mm: lower excursion-limited SPL | + |
| BMS 12S320 | 45.4 +0.7 | 0.2 -0.03 | 69.5 +1.9 | 4.5 +1 | 98 +0.5 | close | + | |
| PHL Audio 4070 | 47 +2.3 | 0.207 -0.02 | 68 +0.4 | 4.6 +1.1 | 98.7 +1.2 | close | + | |
| BMS 12N620 | 44.7 = | 0.25 +0.02 | 72.7 +5.1 | 5.5 +2 | 98 +0.5 | close | + | |
| BMS 12S302 | 45 +0.3 | 0.253 +0.03 | 65 -2.6 | 4.5 +1 | 96 -1.5 | close | + | |
| Oberton 12B401 | 46.63 +1.93 | 0.245 +0.02 | 69.6 +2 | 6.75 +3.25 | 97 -0.5 | close | + |
Compare the closest 3 against the 12N610 →
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.