JBL 2145A
Paramètres Thiele-Small
| Taille nominale | 12" |
|---|---|
| Impédance | 8 Ω |
| Fs | 30 Hz |
| Qts | 0.508 |
| Qes | 0.53 |
| Qms | 12 |
| Vas | 155.7 L |
| Sd | 438.1 cm² |
| Xmax | 3.6 mm |
| Re | 5 Ω |
| Bl | 9.3 T·m |
| Mms | 48.6 g |
| Pe | 50 W |
| Sensibilité | 93 dB |
Indication d'alignement
| EBP | 57 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 166.1 L |
EBP 50-100 : fonctionne en clos ou en 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 |
|---|---|---|---|---|---|---|---|---|
| JBL LE12C | 30 = | 0.508 = | 155.7 = | 3.6 = | 93 = | close | + | |
| Eminence ACOUSTINATOR N2012 | 31 +1 | 0.518 +0.01 | 177 +21.3 | 3.9 +0.3 | 92.4 -0.6 | close | + | |
| Selenium STREET BASS 12W2A | 30 = | 0.46 -0.05 | 164 +8.3 | 3.75 +0.15 | 91.5 -1.5 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Beyma 12BR70 v2014 | 31 +1 | 0.497 -0.01 | 142 -13.7 | 6 +2.4 | 92.3 -0.7 | close | + | |
| Beyma 12BR70 v2015 | 31 +1 | 0.497 -0.01 | 142 -13.7 | 6 +2.4 | 92.3 -0.7 | close | + | |
| Beyma 12"BR70 | 31 +1 | 0.5 -0.01 | 142 -13.7 | 8 +4.4 | 93 = | close | + | |
| Infinity KAPPA CS 120 LB | 29 -1 | 0.485 -0.02 | 161.4 +5.7 | 6.7 +3.1 | 94.3 +1.3 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Peerless SLS12 830669 v2012 | 31 +1 | 0.536 +0.03 | 132.4 -23.3 | 6.1 +2.5 | 91.9 -1.1 | close | + | |
| Davis 31TCA12 vp rc1 d | 35 +5 | 0.53 +0.02 | 169.8 +14.1 | 6 +2.4 | 93.2 +0.2 | close | + | |
| Celestion PULSE XL 12.20 | 35.1 +5.1 | 0.503 -0.01 | 153.3 -2.4 | 8.3 +4.7 | 94.2 +1.2 | close | + |
Comparer les 3 plus proches avec le 2145A →
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.