SICA LP 266.50 / 640 WT
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 53 Hz |
| Qts | 0.558 |
| Qes | 0.64 |
| Qms | 4.36 |
| Vas | 51.4 L |
| Sd | 330 cm² |
| Xmax | 3 mm |
| Re | 6.5 Ω |
| Bl | 9.5 T·m |
| Mms | 26.8 g |
| Pe | 60 W |
| Sensitivity | 93.7 dB |
Alignment hint
| EBP | 83 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 84.8 L |
EBP 50-100: works in either a sealed or ported 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 |
|---|---|---|---|---|---|---|---|---|
| Eminence BASSLITE CA2010 | 51 -2 | 0.505 -0.05 | 49 -2.4 | 3.5 +0.5 | 94.6 +0.9 | close | + | |
| Ciare HX255 GR vp | 55.3 +2.3 | 0.569 +0.01 | 57.4 +6 | 4 +1 | 95.4 +1.7 | close | + | |
| Fane 10-125 | 55 +2 | 0.638 +0.08 | 50.6 -0.8 | 4.7 +1.7 | 93.6 -0.1 | close | + | |
| Fane SOVEREIGN 10-125 v2 | 55 +2 | 0.638 +0.08 | 50 -1.4 | 4.6 +1.6 | 93.5 -0.2 | close | + | |
| Eminence BETA-10B 16-Ohm | 51.6 -1.4 | 0.51 -0.05 | 61.37 +9.97 | 3 = | 94.1 +0.4 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Mercuriale PTR 256 M0 | 50 -3 | 0.498 -0.06 | 56.9 +5.5 | 3.5 +0.5 | 94.2 +0.5 | close | + | |
| LaVoce NBASS10-20-16 | 53 = | 0.54 -0.02 | 42.15 -9.25 | 6.3 +3.3 | 93 -0.7 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Beyma PRO CM10 | 60 +7 | 0.594 +0.04 | 49.6 -1.8 | 4.2 +1.2 | 95.3 +1.6 | close | + | |
| Faital PRO 10FE300 | 50 -3 | 0.52 -0.04 | 50.5 -0.9 | 5.52 +2.52 | 96 +2.3 | close | + | |
| Eminence LEGEND CA10 | 52.9 -0.1 | 0.456 -0.1 | 51.1 -0.3 | 3 = | 96 +2.3 | close | + |
Compare the closest 3 against the LP 266.50 / 640 WT →
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.