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RCF LP 18/551

18" · 8 Ω · 500 W · 98.8 dB · datasheet ↗

Paramètres Thiele-Small

Taille nominale18"
Impédance8 Ω
Fs21.7 Hz
Qts0.222
Qes0.228
Qms7.8
Vas760 L
Sd1007 cm²
Xmax10 mm
Re5.7 Ω
Bl18.5 T·m
Mms100.6 g
Pe500 W
Sensibilité98.8 dB

Indication d'alignement

EBP95 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 83.1 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

HPFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)AdéquationNotesComparer
JBL 2245H20 -1.70.24 +0.02821.2 +61.28.5 -1.597.2 -1.6close300 W vs 500 W: lower power handling · Xmax 8.5 mm < 10 mm: lower excursion-limited SPL+
Altec 318424 +2.30.219 =690.9 -69.16.4 -3.698.5 -0.3usable300 W vs 500 W: lower power handling · Xmax 6.4 mm < 10 mm: lower excursion-limited SPL+
Great Plains Audio 3184 GPA24 +2.30.219 =690.9 -69.16.4 -3.698.5 -0.3usable300 W vs 500 W: lower power handling · Xmax 6.4 mm < 10 mm: lower excursion-limited SPL+
McCauley B186023.9 +2.20.244 +0.02723.6 -36.45.5 -4.599.1 +0.3usableXmax 5.5 mm < 10 mm: lower excursion-limited SPL+
RCF L 18P200KN22.3 +0.60.265 +0.04550 -2109 -196.4 -2.4usable350 W vs 500 W: lower power handling · Xmax 9 mm < 10 mm: lower excursion-limited SPL+
Beyma 18GT200 v124.6 +2.90.213 -0.01595 -1655.8 -4.299.3 +0.5usable250 W vs 500 W: lower power handling · Xmax 5.8 mm < 10 mm: lower excursion-limited SPL+
Eminence 11171221.6 -0.10.288 +0.07736.2 -23.85.8 -4.297.1 -1.7usableXmax 5.8 mm < 10 mm: lower excursion-limited SPL+
McCauley 617420 -1.70.336 +0.11733.4 -26.615.2 +5.295.4 -3.4usable+
Precision Devices PD18427 +5.30.253 +0.03473 -2879.5 -0.597 -1.8usable16 Ω vs 8 Ω: amp load changes · Xmax 9.5 mm < 10 mm: lower excursion-limited SPL+
Eminence B-5222.8 +1.10.229 +0.01430 -3306 -496.6 -2.2usable300 W vs 500 W: lower power handling · Xmax 6 mm < 10 mm: lower excursion-limited SPL+

Comparer les 3 plus proches avec le LP 18/551 →

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.