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B&C 21 SW 115

21.5" · 4 Ω · 1700 W · 99.2 dB · datasheet ↗

Paramètres Thiele-Small

Taille nominale21.5"
Impédance4 Ω
Fs32.5 Hz
Qts0.404
Qes0.42
Qms10.3
Vas268.7 L
Sd1680 cm²
Xmax9.9 mm
Re3.31 Ω
Bl23.9 T·m
Mms354 g
Pe1700 W
Sensibilité99.2 dB

Indication d'alignement

EBP77 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 130.2 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
Beyma 21SW1600ND33 +0.50.382 -0.02268 -0.78.9 -197.6 -1.6close8 Ω vs 4 Ω: amp load changes · Xmax 8.9 mm < 9.9 mm: lower excursion-limited SPL+
B&C 21 SW 115 v201533 +0.50.353 -0.05278 +9.39.3 -0.6100.6 +1.4closeXmax 9.3 mm < 9.9 mm: lower excursion-limited SPL+
LaVoce SAF214.50 vp30 -2.50.401 =311 +42.311.6 +1.796.4 -2.8close8 Ω vs 4 Ω: amp load changes+
LaVoce SAF214.5030 -2.50.435 +0.03267 -1.711.6 +1.795.6 -3.6close8 Ω vs 4 Ω: amp load changes+
Ciare NDC 21-532.2 -0.30.344 -0.06270.8 +2.18.8 -1.197.2 -2close8 Ω vs 4 Ω: amp load changes · Xmax 8.8 mm < 9.9 mm: lower excursion-limited SPL+
Beyma 21L5033 +0.50.434 +0.03300 +31.37.9 -297 -2.2usable8 Ω vs 4 Ω: amp load changes · 1000 W vs 1700 W: lower power handling · Xmax 7.9 mm < 9.9 mm: lower excursion-limited SPL+
RCF LF 21N40130 -2.50.378 -0.03374 +105.310.6 +0.798 -1.2usable8 Ω vs 4 Ω: amp load changes+
SB Audience NERO-21SW1100D32 -0.50.339 -0.06312.6 +43.98.1 -1.898.6 -0.6usable8 Ω vs 4 Ω: amp load changes · 1100 W vs 1700 W: lower power handling · Xmax 8.1 mm < 9.9 mm: lower excursion-limited SPL+
MC Kenzie FRL-21/1200-LF30 -2.50.378 -0.03374 +105.39.5 -0.498 -1.2usable8 Ω vs 4 Ω: amp load changes · 1200 W vs 1700 W: lower power handling · Xmax 9.5 mm < 9.9 mm: lower excursion-limited SPL+
18 Sound 21NLW900029 -3.50.347 -0.06304 +35.310.7 +0.896.4 -2.8usable8 Ω vs 4 Ω: amp load changes+

Comparer les 3 plus proches avec le 21 SW 115 →

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.