← tous les HP

Aura Sound NS18-992-4A

18" · 4 Ω · 800 W · 93.2 dB · datasheet ↗

Paramètres Thiele-Small

Taille nominale18"
Impédance4 Ω
Fs20 Hz
Qts0.47
Qes0.5
Qms7.7
Vas322 L
Sd1164 cm²
Xmax14.5 mm
Re3.1 Ω
Bl17.1 T·m
Mms373.5 g
Pe800 W
Sensibilité93.2 dB

Indication d'alignement

EBP40 · sealed
Sealed Vb (Qtc ≈ 0.71)≈ 254.9 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

HPFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)AdéquationNotesComparer
Dayton Audio RSS460HO-419.6 -0.40.387 -0.08298 -2412.8 -1.792.9 -0.3closeXmax 12.8 mm < 14.5 mm: lower excursion-limited SPL+
FI Audio HT-321.3 +1.30.423 -0.05235.9 -86.117 +2.592.9 -0.3usable+
CSS Audio Maelstrom 18 DVC by Exodus Audio17.4 -2.60.376 -0.09313 -914.7 +0.291.2 -2usable+
BMS 18N86024 +40.372 -0.1304 -1815 +0.593.7 +0.5usable8 Ω vs 4 Ω: amp load changes+
Magnat AGRESSOR 500024 +40.431 -0.04324 +210.6 -3.995.3 +2.1usableXmax 10.6 mm < 14.5 mm: lower excursion-limited SPL+
Dayton Audio UMII18-22 ULTIMAX II DVC22 +20.53 +0.06248.2 -73.813.8 -0.790.7 -2.5usable8 Ω vs 4 Ω: amp load changes · Xmax 13.8 mm < 14.5 mm: lower excursion-limited SPL+
BMS 18N862 vp24.8 +4.80.383 -0.09345.6 +23.616.2 +1.794.8 +1.6usable8 Ω vs 4 Ω: amp load changes+
Dayton Audio UM18-22 1819.5 -0.50.487 +0.02216.8 -105.212.2 -2.389 -4.2usable8 Ω vs 4 Ω: amp load changes · Xmax 12.2 mm < 14.5 mm: lower excursion-limited SPL+
TC Sounds LMS-ULTRA 540020.5 +0.50.325 -0.14240.7 -81.316 +1.593.1 -0.1usable+
Stereo Integrity HT 1817 -30.383 -0.09411.9 +89.925.1 +10.692.5 -0.7usable+

Comparer les 3 plus proches avec le NS18-992-4A →

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.