BMS 12C262
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 45.4 Hz |
| Qts | 0.23 |
| Qes | 0.24 |
| Qms | 5.4 |
| Vas | 62.8 L |
| Sd | 487 cm² |
| Xmax | 2.5 mm |
| Re | 5.7 Ω |
| Bl | 21 T·m |
| Mms | 65.1 g |
| Pe | 400 W |
| Sensitivity | 97.3 dB |
Alignment hint
| EBP | 189 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 7.4 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 |
|---|---|---|---|---|---|---|---|---|
| BMS 12N610 | 44.7 -0.7 | 0.227 = | 67.6 +4.8 | 3.5 +1 | 97.5 +0.2 | close | + | |
| RCF LF12P903 | 47 +1.6 | 0.23 = | 65 +2.2 | 7 +4.5 | 97.8 +0.5 | close | + | |
| Ciare PW329 | 50 +4.6 | 0.222 -0.01 | 65 +2.2 | 2.5 = | 99 +1.7 | close | 150 W vs 400 W: lower power handling | + |
| BMS 12N802 | 43 -2.4 | 0.24 +0.01 | 65 +2.2 | 4.5 +2 | 98 +0.7 | close | + | |
| PHL Audio 4071-1 | 47 +1.6 | 0.245 +0.01 | 57.8 -5 | 4.7 +2.2 | 97.2 -0.1 | close | + | |
| BMS 12S302 | 45 -0.4 | 0.253 +0.02 | 65 +2.2 | 4.5 +2 | 96 -1.3 | close | + | |
| P.Audio C12-500MB | 47 +1.6 | 0.238 +0.01 | 73 +10.2 | 4.5 +2 | 98 +0.7 | close | + | |
| Monacor SP-30A/250PA | 52 +6.6 | 0.239 +0.01 | 62 -0.8 | 3.4 +0.9 | 99.1 +1.8 | close | 250 W vs 400 W: lower power handling | + |
| B&C 12 CXN 88 | 50 +4.6 | 0.224 -0.01 | 59 -3.8 | 4 +1.5 | 99.1 +1.8 | close | + | |
| B&C 12 CL 76 | 48 +2.6 | 0.21 -0.02 | 59 -3.8 | 3.8 +1.3 | 98.6 +1.3 | close | + |
Compare the closest 3 against the 12C262 →
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.