Ciare PW257
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 57 Hz |
| Qts | 0.299 |
| Qes | 0.33 |
| Qms | 3.2 |
| Vas | 31 L |
| Sd | 353 cm² |
| Xmax | 3.5 mm |
| Re | 5.21 Ω |
| Bl | 15.8 T·m |
| Mms | 43.9 g |
| Pe | 400 W |
| Sensitivity | 96.2 dB |
Alignment hint
| EBP | 173 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 6.7 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 |
|---|---|---|---|---|---|---|---|---|
| B&C 10 NDL 64 | 56 -1 | 0.267 -0.03 | 31 = | 4 +0.5 | 96.2 = | close | 250 W vs 400 W: lower power handling | + |
| B&C 10 HPL 64 | 61 +4 | 0.307 +0.01 | 32 +1 | 3.8 +0.3 | 97.1 +0.9 | close | 200 W vs 400 W: lower power handling | + |
| B&C 10NDL64 | 58 +1 | 0.3 = | 34.5 +3.5 | 4.5 +1 | 97 +0.8 | close | 16 Ω vs 8 Ω: amp load changes · 250 W vs 400 W: lower power handling | + |
| B&C 10MBX64-16 | 65 +8 | 0.3 = | 30 -1 | 4 +0.5 | 95.9 -0.3 | close | 16 Ω vs 8 Ω: amp load changes | + |
| SICA 10K3PL | 56 -1 | 0.276 -0.02 | 32.6 +1.6 | 4 +0.5 | 96.7 +0.5 | close | + | |
| SICA 10 K 3 PL 8 Ohms | 55.9 -1.1 | 0.276 -0.02 | 32.6 +1.6 | 4 +0.5 | 96.7 +0.5 | close | + | |
| PHL Audio 3001 | 57 = | 0.282 -0.02 | 35 +4 | 3.5 = | 97 +0.8 | close | 200 W vs 400 W: lower power handling | + |
| PRV Audio 10MR1000 | 59.2 +2.2 | 0.323 +0.02 | 31 = | 5 +1.5 | 95.4 -0.8 | close | + | |
| Beyma 10G40 | 55 -2 | 0.314 +0.02 | 33 +2 | 5 +1.5 | 95.4 -0.8 | close | + | |
| Celestion NTR10-2520E | 56 -1 | 0.312 +0.01 | 30 -1 | 4.75 +1.25 | 93.7 -2.5 | close | 250 W vs 400 W: lower power handling | + |
Compare the closest 3 against the PW257 →
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.