Rockford Fosgate P1S8-12

12" · 8 Ω · 250 W · 87.4 dB · datasheet ↗

Paramètres Thiele-Small

Taille nominale	12"
Impédance	8 Ω
Fs	26 Hz
Qts	0.593
Qes	0.64
Qms	8
Vas	109 L
Sd	540 cm²
Xmax	9 mm
Re	6.8 Ω
Bl	15.6 T·m
Mms	140.5 g
Pe	250 W
Sensibilité	87.4 dB

Indication d'alignement

EBP	41 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 258.4 L

EBP < 50 : favorise un alignement clos.

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
Rockford Fosgate P1S412	25 -1	0.537 -0.06	109 =	9 =	90.4 +3	close	4 Ω vs 8 Ω: amp load changes	+
JL Audio 12WX-4	27 +1	0.562 -0.03	94.5 -14.5	8.5 -0.5	90.5 +3.1	close	4 Ω vs 8 Ω: amp load changes · Xmax 8.5 mm < 9 mm: lower excursion-limited SPL	+
Rockford Fosgate P1S2-12	25 -1	0.55 -0.04	88.3 -20.7	9 =	85.1 -2.3	close	2 Ω vs 8 Ω: amp load changes	+
Rockford Fosgate P1S4-12	25 -1	0.55 -0.04	88.3 -20.7	9 =	85.1 -2.3	close	4 Ω vs 8 Ω: amp load changes	+
Focal 30A4	24.7 -1.3	0.671 +0.08	86.9 -22.1	8.5 -0.5	87.3 -0.1	usable	Xmax 8.5 mm < 9 mm: lower excursion-limited SPL	+
Focal 30A4 vp	24.7 -1.3	0.671 +0.08	86.9 -22.1	8.5 -0.5	87.3 -0.1	usable	Xmax 8.5 mm < 9 mm: lower excursion-limited SPL	+
Hertz Audio DS 30.3	29 +3	0.51 -0.08	94 -15	9 =	87.7 +0.3	usable	4 Ω vs 8 Ω: amp load changes	+
Dayton Audio UM12-22	24.9 -1.1	0.589 =	71.6 -37.4	12.5 +3.5	87.7 +0.3	usable	4 Ω vs 8 Ω: amp load changes	+
JL Audio 12W1V2-8	24.98 -1.02	0.458 -0.13	100.15 -8.85	9.5 +0.5	86.8 -0.6	usable		+
Rockford Fosgate P2D4-12	27 +1	0.581 -0.01	70.3 -38.7	10.1 +1.1	86.8 -0.6	usable		+

Comparer les 3 plus proches avec le P1S8-12 →

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.