Davis 31ST12

12" · 8 Ω · 100 W · 85.2 dB · datasheet ↗

Paramètres Thiele-Small

Taille nominale	12"
Impédance	8 Ω
Fs	31 Hz
Qts	0.813
Qes	1.06
Qms	3.48
Vas	58 L
Sd	460 cm²
Xmax	4.1 mm
Re	6.21 Ω
Bl	12.4 T·m
Mms	134.8 g
Pe	100 W
Sensibilité	85.2 dB

Indication d'alignement

EBP	29 · sealed
Sealed Vb (Qtc ≈ 0.71)	Qts too high

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
Europsonic TS30/600PRO	32 +1	0.782 -0.03	65.9 +7.9	4 -0.1	86 +0.8	close	Xmax 4 mm < 4.1 mm: lower excursion-limited SPL	+
Europsonic TS30/600PRO-8	32 +1	0.782 -0.03	65.9 +7.9	4 -0.1	86 +0.8	close	Xmax 4 mm < 4.1 mm: lower excursion-limited SPL	+
Sphynx SP-W12-GLB	32 +1	0.782 -0.03	65.9 +7.9	5.8 +1.7	86 +0.8	close		+
Infinity Kappa 123WDSSI 2Ohm	34.2 +3.2	0.778 -0.03	58.6153 +0.62	10.2 +6.1	86.0429 +0.84	close	2 Ω vs 8 Ω: amp load changes	+
Pioneer TS-W251R	28.9 -2.1	0.68 -0.13	57.86 -0.14	7.8 +3.7	84.6 -0.6	close	4 Ω vs 8 Ω: amp load changes	+
Soundstream STEALTH-124	29.98 -1.02	0.687 -0.13	59.5 +1.5	13 +8.9	84.8 -0.4	usable		+
Alpine SWE-1242	31 =	0.66 -0.15	61 +3	11.7 +7.6	85.9 +0.7	usable	4 Ω vs 8 Ω: amp load changes	+
Rockford Fosgate R2SD4-12	30.3 -0.7	0.653 -0.16	65.4 +7.4	6.9 +2.8	86.7 +1.5	usable		+
Cerwin-Vega VEGA 124	30.3 -0.7	0.612 -0.2	60.3 +2.3	7 +2.9	86.4 +1.2	usable		+
Selenium 12SW13ADVC 4+4	37 +6	0.854 +0.04	47 -11	7 +2.9	86.2 +1	usable		+

Comparer les 3 plus proches avec le 31ST12 →

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.