Precision Devices PD 123ER
Paramètres Thiele-Small
| Taille nominale | 12" |
|---|---|
| Impédance | 8 Ω |
| Fs | 60.5 Hz |
| Qts | 0.25 |
| Qes | 0.26 |
| Qms | 6.62 |
| Vas | 51 L |
| Sd | 530 cm² |
| Xmax | 2.5 mm |
| Re | 5.6 Ω |
| Bl | 20.9 T·m |
| Mms | 53.4 g |
| Pe | 400 W |
| Sensibilité | 99.9 dB |
Indication d'alignement
| EBP | 233 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 7.3 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 |
|---|---|---|---|---|---|---|---|---|
| PD PD 123ER | 60.5 = | 0.25 = | 51 = | 2.5 = | 99.9 = | close | + | |
| RCF L 12L750 | 62 +1.5 | 0.271 +0.02 | 52 +1 | 3.5 +1 | 100.2 +0.3 | close | + | |
| Peavey 1201-8 v1993 | 59.7 -0.8 | 0.269 +0.02 | 59 +8 | 2.6 +0.1 | 99.7 -0.2 | close | + | |
| RCF L12L750 | 62 +1.5 | 0.27 +0.02 | 52 +1 | 3.5 +1 | 98.2 -1.7 | close | + | |
| Precision Devices PD123 ER | 60.5 = | 0.247 = | 51 = | 6.5 +4 | 97 -2.9 | close | 16 Ω vs 8 Ω: amp load changes | + |
| RCF 12 CX251 | 60 -0.5 | 0.266 +0.02 | 62 +11 | 3.7 +1.2 | 100.6 +0.7 | close | 300 W vs 400 W: lower power handling | + |
| RCF CX 12N251 | 60 -0.5 | 0.266 +0.02 | 62 +11 | 3.7 +1.2 | 100.6 +0.7 | close | 300 W vs 400 W: lower power handling | + |
| RCF L 12P530 | 56 -4.5 | 0.269 +0.02 | 59 +8 | 3.7 +1.2 | 99.8 -0.1 | close | 300 W vs 400 W: lower power handling | + |
| B&C 12 CLA 76 | 52 -8.5 | 0.247 = | 56 +5 | 3.9 +1.4 | 98.7 -1.2 | close | + | |
| Altec ER-12S | 70 +9.5 | 0.251 = | 56.6 +5.6 | 2.7 +0.2 | 102.6 +2.7 | close | 200 W vs 400 W: lower power handling | + |
Comparer les 3 plus proches avec le PD 123ER →
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.