Focal 15PR75-250
Paramètres Thiele-Small
| Taille nominale | 15" |
|---|---|
| Impédance | 8 Ω |
| Fs | 50.8 Hz |
| Qts | 0.369 |
| Qes | 0.383 |
| Qms | 10.205 |
| Vas | 128.8 L |
| Sd | 855 cm² |
| Xmax | 4 mm |
| Re | 6 Ω |
| Bl | 19.8 T·m |
| Mms | 78.2 g |
| Pe | 250 W |
| Sensibilité | 99.7 dB |
Indication d'alignement
| EBP | 133 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 48.2 L |
EBP > 100 : favorise un alignement bass-reflex.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Candidats de substitution
| HP | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Adéquation | Notes | Comparer |
|---|---|---|---|---|---|---|---|---|
| LaVoce WXF15.350-8 | 50 -0.8 | 0.38 +0.01 | 118 -10.8 | 4.6 +0.6 | 99.3 -0.4 | close | + | |
| LaVoce WXF15.400 | 50 -0.8 | 0.38 +0.01 | 118 -10.8 | 4.9 +0.9 | 99.3 -0.4 | close | + | |
| RCF MB 15N301 | 48 -2.8 | 0.36 -0.01 | 134 +5.2 | 5.6 +1.6 | 99.2 -0.5 | close | + | |
| PD PD 156 | 50.2 -0.6 | 0.378 +0.01 | 120.2 -8.6 | 6.6 +2.6 | 99.2 -0.5 | close | + | |
| Precision Devices PD 156 | 50.2 -0.6 | 0.378 +0.01 | 120.2 -8.6 | 6.6 +2.6 | 99.2 -0.5 | close | + | |
| Audax PR38EX100VST | 47.7 -3.1 | 0.372 = | 117.9 -10.9 | 3.9 -0.1 | 98.6 -1.1 | close | Xmax 3.9 mm < 4 mm: lower excursion-limited SPL | + |
| 18 Sound 15W1301 | 48 -2.8 | 0.355 -0.01 | 123 -5.8 | 6 +2 | 99.3 -0.4 | close | + | |
| JB Systems WHAREFEDALE B-15-250 | 49.1 -1.7 | 0.409 +0.04 | 125 -3.8 | 4 = | 98.7 -1 | close | + | |
| Eighteen Sound 15NCX750 | 49 -1.8 | 0.37 = | 141 +12.2 | 5.5 +1.5 | 98 -1.7 | close | + | |
| Eminence KAPPA PRO 15 LF v1 | 46 -4.8 | 0.372 = | 127.5 -1.3 | 6.4 +2.4 | 98.6 -1.1 | close | + |
Comparer les 3 plus proches avec le 15PR75-250 →
Classé par similarité de paramètres uniquement (Qts, Fs, Vas, Xmax, sensibilité). Même taille nominale requise. Une indication, pas une simulation, modélisez l'échange avant de couper ou d'acheter.
Utilisé dans les caissons (0)
No enclosure in the catalog uses this driver yet.