JBL 252G
Paramètres Thiele-Small
| Taille nominale | 12" |
|---|---|
| Impédance | 8 Ω |
| Fs | 23 Hz |
| Qts | 0.25 |
| Qes | 0.26 |
| Qms | 6.3 |
| Vas | 178 L |
| Sd | 530 cm² |
| Xmax | 7 mm |
| Re | 4.4 Ω |
| Bl | 16.1 T·m |
| Mms | 105.9 g |
| Pe | 250 W |
| Sensibilité | 93.8 dB |
Indication d'alignement
| EBP | 88 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 25.4 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 |
|---|---|---|---|---|---|---|---|---|
| Scan-Speak 32W/4878T01 | 23 = | 0.286 +0.04 | 170 -8 | 7 = | 94.5 +0.7 | close | 4 Ω vs 8 Ω: amp load changes · 150 W vs 250 W: lower power handling | + |
| JBL 2214H | 23 = | 0.244 -0.01 | 223.7 +45.7 | 6.6 -0.4 | 93.9 +0.1 | close | Xmax 6.6 mm < 7 mm: lower excursion-limited SPL | + |
| Infinity TWEELVE vp | 22 -1 | 0.242 -0.01 | 158 -20 | 10 +3 | 93.3 -0.5 | close | + | |
| Infinity BETA12 | 22 -1 | 0.242 -0.01 | 158 -20 | 10 +3 | 94.8 +1 | close | 4 Ω vs 8 Ω: amp load changes | + |
| JBL 128-H vp ca2 | 21.6 -1.4 | 0.24 -0.01 | 214.6 +36.6 | 7.7 +0.7 | 93.1 -0.7 | close | 150 W vs 250 W: lower power handling | + |
| AE Speakers TD12H | 26.7 +3.7 | 0.234 -0.02 | 160 -18 | 7 = | 93.7 -0.1 | close | + | |
| AE Speakers TD12H8 | 26.7 +3.7 | 0.234 -0.02 | 160 -18 | 7 = | 93.7 -0.1 | close | + | |
| Eminence W1238R | 21.5 -1.5 | 0.252 = | 236.6 +58.6 | 8.2 +1.2 | 93.6 -0.2 | close | 150 W vs 250 W: lower power handling | + |
| TVM ARN 312-00/4 | 22 -1 | 0.289 +0.04 | 206 +28 | 6.4 -0.6 | 93.8 = | close | 4 Ω vs 8 Ω: amp load changes · 100 W vs 250 W: lower power handling · Xmax 6.4 mm < 7 mm: lower excursion-limited SPL | + |
| JBL 128-H vp ca1 | 21.2 -1.8 | 0.233 -0.02 | 222.7 +44.7 | 7.8 +0.8 | 93.1 -0.7 | close | 150 W vs 250 W: lower power handling | + |
Comparer les 3 plus proches avec le 252G →
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.